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Finding the Fourth Proportional to 537,730.20, 806,595.26 and 163,753.20

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Solution

The fourth proportional to 537,730.20, 806,595.26 and 163,753.20 is: 245,629.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,730.20 : 806,595.26 = 163,753.20 : x
  2. Step 2: Convert to fraction form
    537,730.20/806,595.26 = 163,753.20/x
  3. Step 3: Cross multiply
    537,730.20x = 806,595.26 × 163,753.20
  4. Step 4: Simplify right side
    537,730.20x = 132,082,554,111.07
  5. Step 5: Solve for x
    x = 132,082,554,111.07/537,730.20
  6. Step 6: Final answer
    x = 245,629.79

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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.