Home / 926,007.30-1,389,010.95-527,426.55

Finding the Fourth Proportional to 926,007.30, 1,389,010.95 and 527,426.55

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Solution

The fourth proportional to 926,007.30, 1,389,010.95 and 527,426.55 is: 791,139.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,007.30 : 1,389,010.95 = 527,426.55 : x
  2. Step 2: Convert to fraction form
    926,007.30/1,389,010.95 = 527,426.55/x
  3. Step 3: Cross multiply
    926,007.30x = 1,389,010.95 × 527,426.55
  4. Step 4: Simplify right side
    926,007.30x = 732,601,253,270.72
  5. Step 5: Solve for x
    x = 732,601,253,270.72/926,007.30
  6. Step 6: Final answer
    x = 791,139.83

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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.