Home / 935,156.88-1,290,490.61-527,255.10

Finding the Fourth Proportional to 935,156.88, 1,290,490.61 and 527,255.10

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Solution

The fourth proportional to 935,156.88, 1,290,490.61 and 527,255.10 is: 727,597.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,156.88 : 1,290,490.61 = 527,255.10 : x
  2. Step 2: Convert to fraction form
    935,156.88/1,290,490.61 = 527,255.10/x
  3. Step 3: Cross multiply
    935,156.88x = 1,290,490.61 × 527,255.10
  4. Step 4: Simplify right side
    935,156.88x = 680,417,752,988.34
  5. Step 5: Solve for x
    x = 680,417,752,988.34/935,156.88
  6. Step 6: Final answer
    x = 727,597.44

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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.