Home / 830,773.20-1,246,159.80-531,591.60

Finding the Fourth Proportional to 830,773.20, 1,246,159.80 and 531,591.60

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Solution

The fourth proportional to 830,773.20, 1,246,159.80 and 531,591.60 is: 797,387.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,773.20 : 1,246,159.80 = 531,591.60 : x
  2. Step 2: Convert to fraction form
    830,773.20/1,246,159.80 = 531,591.60/x
  3. Step 3: Cross multiply
    830,773.20x = 1,246,159.80 × 531,591.60
  4. Step 4: Simplify right side
    830,773.20x = 662,448,081,937.68
  5. Step 5: Solve for x
    x = 662,448,081,937.68/830,773.20
  6. Step 6: Final answer
    x = 797,387.40

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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.