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Finding the Fourth Proportional to 586,500.38, 879,801.86 and 165,776.26

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Solution

The fourth proportional to 586,500.38, 879,801.86 and 165,776.26 is: 248,678.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,500.38 : 879,801.86 = 165,776.26 : x
  2. Step 2: Convert to fraction form
    586,500.38/879,801.86 = 165,776.26/x
  3. Step 3: Cross multiply
    586,500.38x = 879,801.86 × 165,776.26
  4. Step 4: Simplify right side
    586,500.38x = 145,850,261,891.84
  5. Step 5: Solve for x
    x = 145,850,261,891.84/586,500.38
  6. Step 6: Final answer
    x = 248,678.89

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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.