Home / 626,769.60-940,154.40-532,291.20

Finding the Fourth Proportional to 626,769.60, 940,154.40 and 532,291.20

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Solution

The fourth proportional to 626,769.60, 940,154.40 and 532,291.20 is: 798,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,769.60 : 940,154.40 = 532,291.20 : x
  2. Step 2: Convert to fraction form
    626,769.60/940,154.40 = 532,291.20/x
  3. Step 3: Cross multiply
    626,769.60x = 940,154.40 × 532,291.20
  4. Step 4: Simplify right side
    626,769.60x = 500,435,913,761.28
  5. Step 5: Solve for x
    x = 500,435,913,761.28/626,769.60
  6. Step 6: Final answer
    x = 798,436.80

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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.