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Finding the Fourth Proportional to 342,673.71, 472,873.62 and 187,622.10

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Solution

The fourth proportional to 342,673.71, 472,873.62 and 187,622.10 is: 258,909.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,673.71 : 472,873.62 = 187,622.10 : x
  2. Step 2: Convert to fraction form
    342,673.71/472,873.62 = 187,622.10/x
  3. Step 3: Cross multiply
    342,673.71x = 472,873.62 × 187,622.10
  4. Step 4: Simplify right side
    342,673.71x = 88,721,541,619.00
  5. Step 5: Solve for x
    x = 88,721,541,619.00/342,673.71
  6. Step 6: Final answer
    x = 258,909.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.