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Finding the Fourth Proportional to 537,501.60, 805,474.80 and 237,736.80

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Solution

The fourth proportional to 537,501.60, 805,474.80 and 237,736.80 is: 356,261.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,501.60 : 805,474.80 = 237,736.80 : x
  2. Step 2: Convert to fraction form
    537,501.60/805,474.80 = 237,736.80/x
  3. Step 3: Cross multiply
    537,501.60x = 805,474.80 × 237,736.80
  4. Step 4: Simplify right side
    537,501.60x = 191,491,001,432.64
  5. Step 5: Solve for x
    x = 191,491,001,432.64/537,501.60
  6. Step 6: Final answer
    x = 356,261.27

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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.