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Finding the Fourth Proportional to 452,383.93, 678,317.50 and 185,925.25

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Solution

The fourth proportional to 452,383.93, 678,317.50 and 185,925.25 is: 278,781.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,383.93 : 678,317.50 = 185,925.25 : x
  2. Step 2: Convert to fraction form
    452,383.93/678,317.50 = 185,925.25/x
  3. Step 3: Cross multiply
    452,383.93x = 678,317.50 × 185,925.25
  4. Step 4: Simplify right side
    452,383.93x = 126,116,350,766.88
  5. Step 5: Solve for x
    x = 126,116,350,766.88/452,383.93
  6. Step 6: Final answer
    x = 278,781.68

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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.