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Finding the Fourth Proportional to 506,016.20, 759,148.86 and 356,548.38

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Solution

The fourth proportional to 506,016.20, 759,148.86 and 356,548.38 is: 534,910.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,016.20 : 759,148.86 = 356,548.38 : x
  2. Step 2: Convert to fraction form
    506,016.20/759,148.86 = 356,548.38/x
  3. Step 3: Cross multiply
    506,016.20x = 759,148.86 × 356,548.38
  4. Step 4: Simplify right side
    506,016.20x = 270,673,296,211.85
  5. Step 5: Solve for x
    x = 270,673,296,211.85/506,016.20
  6. Step 6: Final answer
    x = 534,910.34

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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.