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Finding the Fourth Proportional to 504,042.70, 755,286.45 and 437,169.10

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Solution

The fourth proportional to 504,042.70, 755,286.45 and 437,169.10 is: 655,079.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,042.70 : 755,286.45 = 437,169.10 : x
  2. Step 2: Convert to fraction form
    504,042.70/755,286.45 = 437,169.10/x
  3. Step 3: Cross multiply
    504,042.70x = 755,286.45 × 437,169.10
  4. Step 4: Simplify right side
    504,042.70x = 330,187,897,588.70
  5. Step 5: Solve for x
    x = 330,187,897,588.70/504,042.70
  6. Step 6: Final answer
    x = 655,079.22

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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.