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Finding the Fourth Proportional to 586,132.27, 879,188.71 and 186,767.62

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Solution

The fourth proportional to 586,132.27, 879,188.71 and 186,767.62 is: 280,148.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,132.27 : 879,188.71 = 186,767.62 : x
  2. Step 2: Convert to fraction form
    586,132.27/879,188.71 = 186,767.62/x
  3. Step 3: Cross multiply
    586,132.27x = 879,188.71 × 186,767.62
  4. Step 4: Simplify right side
    586,132.27x = 164,203,978,034.71
  5. Step 5: Solve for x
    x = 164,203,978,034.71/586,132.27
  6. Step 6: Final answer
    x = 280,148.33

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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.