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Finding the Fourth Proportional to 537,654.85, 806,598.91 and 163,668.13

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Solution

The fourth proportional to 537,654.85, 806,598.91 and 163,668.13 is: 245,537.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,654.85 : 806,598.91 = 163,668.13 : x
  2. Step 2: Convert to fraction form
    537,654.85/806,598.91 = 163,668.13/x
  3. Step 3: Cross multiply
    537,654.85x = 806,598.91 × 163,668.13
  4. Step 4: Simplify right side
    537,654.85x = 132,014,535,259.74
  5. Step 5: Solve for x
    x = 132,014,535,259.74/537,654.85
  6. Step 6: Final answer
    x = 245,537.70

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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.