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Finding the Fourth Proportional to 586,956.38, 878,472.78 and 334,169.00

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Solution

The fourth proportional to 586,956.38, 878,472.78 and 334,169.00 is: 500,136.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,956.38 : 878,472.78 = 334,169.00 : x
  2. Step 2: Convert to fraction form
    586,956.38/878,472.78 = 334,169.00/x
  3. Step 3: Cross multiply
    586,956.38x = 878,472.78 × 334,169.00
  4. Step 4: Simplify right side
    586,956.38x = 293,558,372,616.00
  5. Step 5: Solve for x
    x = 293,558,372,616.00/586,956.38
  6. Step 6: Final answer
    x = 500,136.61

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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.