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Finding the Fourth Proportional to 537,512.28, 805,769.28 and 237,832.80

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Solution

The fourth proportional to 537,512.28, 805,769.28 and 237,832.80 is: 356,528.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,512.28 : 805,769.28 = 237,832.80 : x
  2. Step 2: Convert to fraction form
    537,512.28/805,769.28 = 237,832.80/x
  3. Step 3: Cross multiply
    537,512.28x = 805,769.28 × 237,832.80
  4. Step 4: Simplify right side
    537,512.28x = 191,638,364,016.38
  5. Step 5: Solve for x
    x = 191,638,364,016.38/537,512.28
  6. Step 6: Final answer
    x = 356,528.35

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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.