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Finding the Fourth Proportional to 546,940.10, 818,441.85 and 369,793.10

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Solution

The fourth proportional to 546,940.10, 818,441.85 and 369,793.10 is: 553,358.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,940.10 : 818,441.85 = 369,793.10 : x
  2. Step 2: Convert to fraction form
    546,940.10/818,441.85 = 369,793.10/x
  3. Step 3: Cross multiply
    546,940.10x = 818,441.85 × 369,793.10
  4. Step 4: Simplify right side
    546,940.10x = 302,654,148,881.24
  5. Step 5: Solve for x
    x = 302,654,148,881.24/546,940.10
  6. Step 6: Final answer
    x = 553,358.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.