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Finding the Fourth Proportional to 546,281.33, 753,871.39 and 304,578.95

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Solution

The fourth proportional to 546,281.33, 753,871.39 and 304,578.95 is: 420,320.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,281.33 : 753,871.39 = 304,578.95 : x
  2. Step 2: Convert to fraction form
    546,281.33/753,871.39 = 304,578.95/x
  3. Step 3: Cross multiply
    546,281.33x = 753,871.39 × 304,578.95
  4. Step 4: Simplify right side
    546,281.33x = 229,613,356,401.24
  5. Step 5: Solve for x
    x = 229,613,356,401.24/546,281.33
  6. Step 6: Final answer
    x = 420,320.71

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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.