Home / 1,098,204.60-1,647,306.90-625,812.60

Finding the Fourth Proportional to 1,098,204.60, 1,647,306.90 and 625,812.60

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Solution

The fourth proportional to 1,098,204.60, 1,647,306.90 and 625,812.60 is: 938,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,204.60 : 1,647,306.90 = 625,812.60 : x
  2. Step 2: Convert to fraction form
    1,098,204.60/1,647,306.90 = 625,812.60/x
  3. Step 3: Cross multiply
    1,098,204.60x = 1,647,306.90 × 625,812.60
  4. Step 4: Simplify right side
    1,098,204.60x = 1,030,905,414,086.94
  5. Step 5: Solve for x
    x = 1,030,905,414,086.94/1,098,204.60
  6. Step 6: Final answer
    x = 938,718.90

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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.