Home / 924,932.40-1,387,398.60-260,084.40

Finding the Fourth Proportional to 924,932.40, 1,387,398.60 and 260,084.40

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Solution

The fourth proportional to 924,932.40, 1,387,398.60 and 260,084.40 is: 390,126.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,932.40 : 1,387,398.60 = 260,084.40 : x
  2. Step 2: Convert to fraction form
    924,932.40/1,387,398.60 = 260,084.40/x
  3. Step 3: Cross multiply
    924,932.40x = 1,387,398.60 × 260,084.40
  4. Step 4: Simplify right side
    924,932.40x = 360,840,732,441.84
  5. Step 5: Solve for x
    x = 360,840,732,441.84/924,932.40
  6. Step 6: Final answer
    x = 390,126.60

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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.