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Finding the Fourth Proportional to 273,468.80, 377,553.27 and 187,568.91

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Solution

The fourth proportional to 273,468.80, 377,553.27 and 187,568.91 is: 258,959.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,468.80 : 377,553.27 = 187,568.91 : x
  2. Step 2: Convert to fraction form
    273,468.80/377,553.27 = 187,568.91/x
  3. Step 3: Cross multiply
    273,468.80x = 377,553.27 × 187,568.91
  4. Step 4: Simplify right side
    273,468.80x = 70,817,253,908.03
  5. Step 5: Solve for x
    x = 70,817,253,908.03/273,468.80
  6. Step 6: Final answer
    x = 258,959.17

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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.