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Finding the Fourth Proportional to 336,326.97, 504,475.88 and 83,602.11

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Solution

The fourth proportional to 336,326.97, 504,475.88 and 83,602.11 is: 125,399.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,326.97 : 504,475.88 = 83,602.11 : x
  2. Step 2: Convert to fraction form
    336,326.97/504,475.88 = 83,602.11/x
  3. Step 3: Cross multiply
    336,326.97x = 504,475.88 × 83,602.11
  4. Step 4: Simplify right side
    336,326.97x = 42,175,247,594.10
  5. Step 5: Solve for x
    x = 42,175,247,594.10/336,326.97
  6. Step 6: Final answer
    x = 125,399.54

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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.