Home / 1,344,274.40-2,016,411.60-397,654.40

Finding the Fourth Proportional to 1,344,274.40, 2,016,411.60 and 397,654.40

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Solution

The fourth proportional to 1,344,274.40, 2,016,411.60 and 397,654.40 is: 596,481.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,274.40 : 2,016,411.60 = 397,654.40 : x
  2. Step 2: Convert to fraction form
    1,344,274.40/2,016,411.60 = 397,654.40/x
  3. Step 3: Cross multiply
    1,344,274.40x = 2,016,411.60 × 397,654.40
  4. Step 4: Simplify right side
    1,344,274.40x = 801,834,944,951.04
  5. Step 5: Solve for x
    x = 801,834,944,951.04/1,344,274.40
  6. Step 6: Final answer
    x = 596,481.60

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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.