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Finding the Fourth Proportional to 537,317.29, 805,946.76 and 163,311.13

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Solution

The fourth proportional to 537,317.29, 805,946.76 and 163,311.13 is: 244,957.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,317.29 : 805,946.76 = 163,311.13 : x
  2. Step 2: Convert to fraction form
    537,317.29/805,946.76 = 163,311.13/x
  3. Step 3: Cross multiply
    537,317.29x = 805,946.76 × 163,311.13
  4. Step 4: Simplify right side
    537,317.29x = 131,620,076,095.44
  5. Step 5: Solve for x
    x = 131,620,076,095.44/537,317.29
  6. Step 6: Final answer
    x = 244,957.83

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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.