Home / 659,565.38-908,956.26-528,594.27

Finding the Fourth Proportional to 659,565.38, 908,956.26 and 528,594.27

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Solution

The fourth proportional to 659,565.38, 908,956.26 and 528,594.27 is: 728,463.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,565.38 : 908,956.26 = 528,594.27 : x
  2. Step 2: Convert to fraction form
    659,565.38/908,956.26 = 528,594.27/x
  3. Step 3: Cross multiply
    659,565.38x = 908,956.26 × 528,594.27
  4. Step 4: Simplify right side
    659,565.38x = 480,469,070,716.63
  5. Step 5: Solve for x
    x = 480,469,070,716.63/659,565.38
  6. Step 6: Final answer
    x = 728,463.14

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.