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Finding the Fourth Proportional to 537,652.85, 806,595.91 and 163,666.13

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Solution

The fourth proportional to 537,652.85, 806,595.91 and 163,666.13 is: 245,534.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,652.85 : 806,595.91 = 163,666.13 : x
  2. Step 2: Convert to fraction form
    537,652.85/806,595.91 = 163,666.13/x
  3. Step 3: Cross multiply
    537,652.85x = 806,595.91 × 163,666.13
  4. Step 4: Simplify right side
    537,652.85x = 132,012,426,621.38
  5. Step 5: Solve for x
    x = 132,012,426,621.38/537,652.85
  6. Step 6: Final answer
    x = 245,534.69

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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.