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Finding the Fourth Proportional to 408,335.00, 612,291.69 and 183,503.30

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Solution

The fourth proportional to 408,335.00, 612,291.69 and 183,503.30 is: 275,160.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,335.00 : 612,291.69 = 183,503.30 : x
  2. Step 2: Convert to fraction form
    408,335.00/612,291.69 = 183,503.30/x
  3. Step 3: Cross multiply
    408,335.00x = 612,291.69 × 183,503.30
  4. Step 4: Simplify right side
    408,335.00x = 112,357,542,616.12
  5. Step 5: Solve for x
    x = 112,357,542,616.12/408,335.00
  6. Step 6: Final answer
    x = 275,160.21

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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.