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Finding the Fourth Proportional to 535,377.57, 738,822.11 and 293,662.14

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Solution

The fourth proportional to 535,377.57, 738,822.11 and 293,662.14 is: 405,254.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,377.57 : 738,822.11 = 293,662.14 : x
  2. Step 2: Convert to fraction form
    535,377.57/738,822.11 = 293,662.14/x
  3. Step 3: Cross multiply
    535,377.57x = 738,822.11 × 293,662.14
  4. Step 4: Simplify right side
    535,377.57x = 216,964,080,433.61
  5. Step 5: Solve for x
    x = 216,964,080,433.61/535,377.57
  6. Step 6: Final answer
    x = 405,254.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.