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Finding the Fourth Proportional to 586,888.76, 880,002.66 and 187,435.64

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Solution

The fourth proportional to 586,888.76, 880,002.66 and 187,435.64 is: 281,047.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,888.76 : 880,002.66 = 187,435.64 : x
  2. Step 2: Convert to fraction form
    586,888.76/880,002.66 = 187,435.64/x
  3. Step 3: Cross multiply
    586,888.76x = 880,002.66 × 187,435.64
  4. Step 4: Simplify right side
    586,888.76x = 164,943,861,778.80
  5. Step 5: Solve for x
    x = 164,943,861,778.80/586,888.76
  6. Step 6: Final answer
    x = 281,047.91

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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.