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Finding the Fourth Proportional to 552,191.50, 762,030.75 and 334,396.27

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Solution

The fourth proportional to 552,191.50, 762,030.75 and 334,396.27 is: 461,470.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,191.50 : 762,030.75 = 334,396.27 : x
  2. Step 2: Convert to fraction form
    552,191.50/762,030.75 = 334,396.27/x
  3. Step 3: Cross multiply
    552,191.50x = 762,030.75 × 334,396.27
  4. Step 4: Simplify right side
    552,191.50x = 254,820,240,425.30
  5. Step 5: Solve for x
    x = 254,820,240,425.30/552,191.50
  6. Step 6: Final answer
    x = 461,470.78

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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.