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Finding the Fourth Proportional to 536,086.88, 739,766.76 and 294,368.48

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Solution

The fourth proportional to 536,086.88, 739,766.76 and 294,368.48 is: 406,210.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,086.88 : 739,766.76 = 294,368.48 : x
  2. Step 2: Convert to fraction form
    536,086.88/739,766.76 = 294,368.48/x
  3. Step 3: Cross multiply
    536,086.88x = 739,766.76 × 294,368.48
  4. Step 4: Simplify right side
    536,086.88x = 217,764,016,695.73
  5. Step 5: Solve for x
    x = 217,764,016,695.73/536,086.88
  6. Step 6: Final answer
    x = 406,210.31

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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.