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Finding the Fourth Proportional to 235,252.80, 324,650.88 and 127,823.04

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Solution

The fourth proportional to 235,252.80, 324,650.88 and 127,823.04 is: 176,396.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,252.80 : 324,650.88 = 127,823.04 : x
  2. Step 2: Convert to fraction form
    235,252.80/324,650.88 = 127,823.04/x
  3. Step 3: Cross multiply
    235,252.80x = 324,650.88 × 127,823.04
  4. Step 4: Simplify right side
    235,252.80x = 41,497,862,420.28
  5. Step 5: Solve for x
    x = 41,497,862,420.28/235,252.80
  6. Step 6: Final answer
    x = 176,396.89

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1.5x scale

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.