Home / 866,476.20-1,299,714.30-614,533.80

Finding the Fourth Proportional to 866,476.20, 1,299,714.30 and 614,533.80

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Solution

The fourth proportional to 866,476.20, 1,299,714.30 and 614,533.80 is: 921,800.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,476.20 : 1,299,714.30 = 614,533.80 : x
  2. Step 2: Convert to fraction form
    866,476.20/1,299,714.30 = 614,533.80/x
  3. Step 3: Cross multiply
    866,476.20x = 1,299,714.30 × 614,533.80
  4. Step 4: Simplify right side
    866,476.20x = 798,718,367,693.34
  5. Step 5: Solve for x
    x = 798,718,367,693.34/866,476.20
  6. Step 6: Final answer
    x = 921,800.70

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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.