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Finding the Fourth Proportional to 433,345.95, 598,049.33 and 249,616.49

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Solution

The fourth proportional to 433,345.95, 598,049.33 and 249,616.49 is: 344,489.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,345.95 : 598,049.33 = 249,616.49 : x
  2. Step 2: Convert to fraction form
    433,345.95/598,049.33 = 249,616.49/x
  3. Step 3: Cross multiply
    433,345.95x = 598,049.33 × 249,616.49
  4. Step 4: Simplify right side
    433,345.95x = 149,282,970,363.12
  5. Step 5: Solve for x
    x = 149,282,970,363.12/433,345.95
  6. Step 6: Final answer
    x = 344,489.13

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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.