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Finding the Fourth Proportional to 527,505.40, 790,791.54 and 246,947.32

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Solution

The fourth proportional to 527,505.40, 790,791.54 and 246,947.32 is: 370,202.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,505.40 : 790,791.54 = 246,947.32 : x
  2. Step 2: Convert to fraction form
    527,505.40/790,791.54 = 246,947.32/x
  3. Step 3: Cross multiply
    527,505.40x = 790,791.54 × 246,947.32
  4. Step 4: Simplify right side
    527,505.40x = 195,283,851,481.67
  5. Step 5: Solve for x
    x = 195,283,851,481.67/527,505.40
  6. Step 6: Final answer
    x = 370,202.56

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1.5x scale

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.