Home / 834,175.74-1,251,275.91-577,755.46

Finding the Fourth Proportional to 834,175.74, 1,251,275.91 and 577,755.46

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Solution

The fourth proportional to 834,175.74, 1,251,275.91 and 577,755.46 is: 866,641.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,175.74 : 1,251,275.91 = 577,755.46 : x
  2. Step 2: Convert to fraction form
    834,175.74/1,251,275.91 = 577,755.46/x
  3. Step 3: Cross multiply
    834,175.74x = 1,251,275.91 × 577,755.46
  4. Step 4: Simplify right side
    834,175.74x = 722,931,488,968.97
  5. Step 5: Solve for x
    x = 722,931,488,968.97/834,175.74
  6. Step 6: Final answer
    x = 866,641.71

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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.