Home / 838,496.49-1,157,288.97-532,928.85

Finding the Fourth Proportional to 838,496.49, 1,157,288.97 and 532,928.85

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Solution

The fourth proportional to 838,496.49, 1,157,288.97 and 532,928.85 is: 735,545.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,496.49 : 1,157,288.97 = 532,928.85 : x
  2. Step 2: Convert to fraction form
    838,496.49/1,157,288.97 = 532,928.85/x
  3. Step 3: Cross multiply
    838,496.49x = 1,157,288.97 × 532,928.85
  4. Step 4: Simplify right side
    838,496.49x = 616,752,679,899.78
  5. Step 5: Solve for x
    x = 616,752,679,899.78/838,496.49
  6. Step 6: Final answer
    x = 735,545.93

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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.