Home / 896,259.20-1,344,388.80-807,612.80

Finding the Fourth Proportional to 896,259.20, 1,344,388.80 and 807,612.80

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Solution

The fourth proportional to 896,259.20, 1,344,388.80 and 807,612.80 is: 1,211,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,259.20 : 1,344,388.80 = 807,612.80 : x
  2. Step 2: Convert to fraction form
    896,259.20/1,344,388.80 = 807,612.80/x
  3. Step 3: Cross multiply
    896,259.20x = 1,344,388.80 × 807,612.80
  4. Step 4: Simplify right side
    896,259.20x = 1,085,745,603,056.64
  5. Step 5: Solve for x
    x = 1,085,745,603,056.64/896,259.20
  6. Step 6: Final answer
    x = 1,211,419.20

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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.