Home / 896,171.20-1,344,256.80-265,028.80

Finding the Fourth Proportional to 896,171.20, 1,344,256.80 and 265,028.80

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Solution

The fourth proportional to 896,171.20, 1,344,256.80 and 265,028.80 is: 397,543.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,171.20 : 1,344,256.80 = 265,028.80 : x
  2. Step 2: Convert to fraction form
    896,171.20/1,344,256.80 = 265,028.80/x
  3. Step 3: Cross multiply
    896,171.20x = 1,344,256.80 × 265,028.80
  4. Step 4: Simplify right side
    896,171.20x = 356,266,766,595.84
  5. Step 5: Solve for x
    x = 356,266,766,595.84/896,171.20
  6. Step 6: Final answer
    x = 397,543.20

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Double scale
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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.