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Finding the Fourth Proportional to 250,006.80, 374,932.35 and 83,755.92

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Solution

The fourth proportional to 250,006.80, 374,932.35 and 83,755.92 is: 125,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,006.80 : 374,932.35 = 83,755.92 : x
  2. Step 2: Convert to fraction form
    250,006.80/374,932.35 = 83,755.92/x
  3. Step 3: Cross multiply
    250,006.80x = 374,932.35 × 83,755.92
  4. Step 4: Simplify right side
    250,006.80x = 31,402,803,912.01
  5. Step 5: Solve for x
    x = 31,402,803,912.01/250,006.80
  6. Step 6: Final answer
    x = 125,607.80

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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.