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Finding the Fourth Proportional to 601,181.66, 829,630.69 and 329,250.20

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Solution

The fourth proportional to 601,181.66, 829,630.69 and 329,250.20 is: 454,365.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,181.66 : 829,630.69 = 329,250.20 : x
  2. Step 2: Convert to fraction form
    601,181.66/829,630.69 = 329,250.20/x
  3. Step 3: Cross multiply
    601,181.66x = 829,630.69 × 329,250.20
  4. Step 4: Simplify right side
    601,181.66x = 273,156,070,608.64
  5. Step 5: Solve for x
    x = 273,156,070,608.64/601,181.66
  6. Step 6: Final answer
    x = 454,365.28

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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.