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Finding the Fourth Proportional to 535,997.96, 739,644.03 and 294,279.17

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Solution

The fourth proportional to 535,997.96, 739,644.03 and 294,279.17 is: 406,087.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,997.96 : 739,644.03 = 294,279.17 : x
  2. Step 2: Convert to fraction form
    535,997.96/739,644.03 = 294,279.17/x
  3. Step 3: Cross multiply
    535,997.96x = 739,644.03 × 294,279.17
  4. Step 4: Simplify right side
    535,997.96x = 217,661,827,545.64
  5. Step 5: Solve for x
    x = 217,661,827,545.64/535,997.96
  6. Step 6: Final answer
    x = 406,087.05

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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.