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Finding the Fourth Proportional to 537,447.68, 741,655.56 and 292,433.45

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Solution

The fourth proportional to 537,447.68, 741,655.56 and 292,433.45 is: 403,546.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,447.68 : 741,655.56 = 292,433.45 : x
  2. Step 2: Convert to fraction form
    537,447.68/741,655.56 = 292,433.45/x
  3. Step 3: Cross multiply
    537,447.68x = 741,655.56 × 292,433.45
  4. Step 4: Simplify right side
    537,447.68x = 216,884,894,292.04
  5. Step 5: Solve for x
    x = 216,884,894,292.04/537,447.68
  6. Step 6: Final answer
    x = 403,546.06

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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.