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Finding the Fourth Proportional to 546,262.08, 753,844.80 and 304,560

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Solution

The fourth proportional to 546,262.08, 753,844.80 and 304,560 is: 420,294.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,262.08 : 753,844.80 = 304,560 : x
  2. Step 2: Convert to fraction form
    546,262.08/753,844.80 = 304,560/x
  3. Step 3: Cross multiply
    546,262.08x = 753,844.80 × 304,560
  4. Step 4: Simplify right side
    546,262.08x = 229,590,972,288
  5. Step 5: Solve for x
    x = 229,590,972,288/546,262.08
  6. Step 6: Final answer
    x = 420,294.54

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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.