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Finding the Fourth Proportional to 586,109.52, 879,154.68 and 186,744.87

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Solution

The fourth proportional to 586,109.52, 879,154.68 and 186,744.87 is: 280,114.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,109.52 : 879,154.68 = 186,744.87 : x
  2. Step 2: Convert to fraction form
    586,109.52/879,154.68 = 186,744.87/x
  3. Step 3: Cross multiply
    586,109.52x = 879,154.68 × 186,744.87
  4. Step 4: Simplify right side
    586,109.52x = 164,177,626,076.35
  5. Step 5: Solve for x
    x = 164,177,626,076.35/586,109.52
  6. Step 6: Final answer
    x = 280,114.24

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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.