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Finding the Fourth Proportional to 537,309.10, 805,934.48 and 163,302.94

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Solution

The fourth proportional to 537,309.10, 805,934.48 and 163,302.94 is: 244,945.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,309.10 : 805,934.48 = 163,302.94 : x
  2. Step 2: Convert to fraction form
    537,309.10/805,934.48 = 163,302.94/x
  3. Step 3: Cross multiply
    537,309.10x = 805,934.48 × 163,302.94
  4. Step 4: Simplify right side
    537,309.10x = 131,611,468,424.79
  5. Step 5: Solve for x
    x = 131,611,468,424.79/537,309.10
  6. Step 6: Final answer
    x = 244,945.54

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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.