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Finding the Fourth Proportional to 555,698.75, 833,451.53 and 156,244.71

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Solution

The fourth proportional to 555,698.75, 833,451.53 and 156,244.71 is: 234,339.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,698.75 : 833,451.53 = 156,244.71 : x
  2. Step 2: Convert to fraction form
    555,698.75/833,451.53 = 156,244.71/x
  3. Step 3: Cross multiply
    555,698.75x = 833,451.53 × 156,244.71
  4. Step 4: Simplify right side
    555,698.75x = 130,222,394,948.13
  5. Step 5: Solve for x
    x = 130,222,394,948.13/555,698.75
  6. Step 6: Final answer
    x = 234,339.91

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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.