Home / 931,691.17-1,285,726.02-523,794.79

Finding the Fourth Proportional to 931,691.17, 1,285,726.02 and 523,794.79

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Solution

The fourth proportional to 931,691.17, 1,285,726.02 and 523,794.79 is: 722,832.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,691.17 : 1,285,726.02 = 523,794.79 : x
  2. Step 2: Convert to fraction form
    931,691.17/1,285,726.02 = 523,794.79/x
  3. Step 3: Cross multiply
    931,691.17x = 1,285,726.02 × 523,794.79
  4. Step 4: Simplify right side
    931,691.17x = 673,456,584,214.81
  5. Step 5: Solve for x
    x = 673,456,584,214.81/931,691.17
  6. Step 6: Final answer
    x = 722,832.43

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.