Home / 906,681.72-1,251,143.64-524,732.16

Finding the Fourth Proportional to 906,681.72, 1,251,143.64 and 524,732.16

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Solution

The fourth proportional to 906,681.72, 1,251,143.64 and 524,732.16 is: 724,085.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,681.72 : 1,251,143.64 = 524,732.16 : x
  2. Step 2: Convert to fraction form
    906,681.72/1,251,143.64 = 524,732.16/x
  3. Step 3: Cross multiply
    906,681.72x = 1,251,143.64 × 524,732.16
  4. Step 4: Simplify right side
    906,681.72x = 656,515,304,687.46
  5. Step 5: Solve for x
    x = 656,515,304,687.46/906,681.72
  6. Step 6: Final answer
    x = 724,085.74

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Double scale
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1.5x scale

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.