Home / 656,966.80-985,447.92-158,330.80

Finding the Fourth Proportional to 656,966.80, 985,447.92 and 158,330.80

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Solution

The fourth proportional to 656,966.80, 985,447.92 and 158,330.80 is: 237,495.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,966.80 : 985,447.92 = 158,330.80 : x
  2. Step 2: Convert to fraction form
    656,966.80/985,447.92 = 158,330.80/x
  3. Step 3: Cross multiply
    656,966.80x = 985,447.92 × 158,330.80
  4. Step 4: Simplify right side
    656,966.80x = 156,026,757,531.94
  5. Step 5: Solve for x
    x = 156,026,757,531.94/656,966.80
  6. Step 6: Final answer
    x = 237,495.65

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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.