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Finding the Fourth Proportional to 581,646.34, 872,469.57 and 182,287.06

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Solution

The fourth proportional to 581,646.34, 872,469.57 and 182,287.06 is: 273,430.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,646.34 : 872,469.57 = 182,287.06 : x
  2. Step 2: Convert to fraction form
    581,646.34/872,469.57 = 182,287.06/x
  3. Step 3: Cross multiply
    581,646.34x = 872,469.57 × 182,287.06
  4. Step 4: Simplify right side
    581,646.34x = 159,039,912,854.76
  5. Step 5: Solve for x
    x = 159,039,912,854.76/581,646.34
  6. Step 6: Final answer
    x = 273,430.61

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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.