Home / 838,033.52-1,156,512.51-475,472.66

Finding the Fourth Proportional to 838,033.52, 1,156,512.51 and 475,472.66

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Solution

The fourth proportional to 838,033.52, 1,156,512.51 and 475,472.66 is: 656,167.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,033.52 : 1,156,512.51 = 475,472.66 : x
  2. Step 2: Convert to fraction form
    838,033.52/1,156,512.51 = 475,472.66/x
  3. Step 3: Cross multiply
    838,033.52x = 1,156,512.51 × 475,472.66
  4. Step 4: Simplify right side
    838,033.52x = 549,890,073,670.41
  5. Step 5: Solve for x
    x = 549,890,073,670.41/838,033.52
  6. Step 6: Final answer
    x = 656,167.16

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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.