Home / 896,088.20-1,344,132.30-813,144.20

Finding the Fourth Proportional to 896,088.20, 1,344,132.30 and 813,144.20

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Solution

The fourth proportional to 896,088.20, 1,344,132.30 and 813,144.20 is: 1,219,716.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,088.20 : 1,344,132.30 = 813,144.20 : x
  2. Step 2: Convert to fraction form
    896,088.20/1,344,132.30 = 813,144.20/x
  3. Step 3: Cross multiply
    896,088.20x = 1,344,132.30 × 813,144.20
  4. Step 4: Simplify right side
    896,088.20x = 1,092,973,383,777.66
  5. Step 5: Solve for x
    x = 1,092,973,383,777.66/896,088.20
  6. Step 6: Final answer
    x = 1,219,716.30

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Half scale
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Double scale
Find fourth proportional to 896,089.20, 1,344,133.80 and 813,145.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.