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Finding the Fourth Proportional to 546,080.43, 753,594.50 and 304,378.35

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Solution

The fourth proportional to 546,080.43, 753,594.50 and 304,378.35 is: 420,044.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,080.43 : 753,594.50 = 304,378.35 : x
  2. Step 2: Convert to fraction form
    546,080.43/753,594.50 = 304,378.35/x
  3. Step 3: Cross multiply
    546,080.43x = 753,594.50 × 304,378.35
  4. Step 4: Simplify right side
    546,080.43x = 229,377,848,957.18
  5. Step 5: Solve for x
    x = 229,377,848,957.18/546,080.43
  6. Step 6: Final answer
    x = 420,044.07

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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.