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Finding the Fourth Proportional to 546,015.32, 753,522.92 and 304,295.73

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Solution

The fourth proportional to 546,015.32, 753,522.92 and 304,295.73 is: 419,940.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,015.32 : 753,522.92 = 304,295.73 : x
  2. Step 2: Convert to fraction form
    546,015.32/753,522.92 = 304,295.73/x
  3. Step 3: Cross multiply
    546,015.32x = 753,522.92 × 304,295.73
  4. Step 4: Simplify right side
    546,015.32x = 229,293,807,013.13
  5. Step 5: Solve for x
    x = 229,293,807,013.13/546,015.32
  6. Step 6: Final answer
    x = 419,940.24

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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.