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Finding the Fourth Proportional to 586,954.80, 880,316.78 and 187,487.91

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Solution

The fourth proportional to 586,954.80, 880,316.78 and 187,487.91 is: 281,195.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,954.80 : 880,316.78 = 187,487.91 : x
  2. Step 2: Convert to fraction form
    586,954.80/880,316.78 = 187,487.91/x
  3. Step 3: Cross multiply
    586,954.80x = 880,316.78 × 187,487.91
  4. Step 4: Simplify right side
    586,954.80x = 165,048,752,282.69
  5. Step 5: Solve for x
    x = 165,048,752,282.69/586,954.80
  6. Step 6: Final answer
    x = 281,195.00

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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.