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Finding the Fourth Proportional to 443,102.46, 611,478.28 and 241,898.46

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Solution

The fourth proportional to 443,102.46, 611,478.28 and 241,898.46 is: 333,818.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,102.46 : 611,478.28 = 241,898.46 : x
  2. Step 2: Convert to fraction form
    443,102.46/611,478.28 = 241,898.46/x
  3. Step 3: Cross multiply
    443,102.46x = 611,478.28 × 241,898.46
  4. Step 4: Simplify right side
    443,102.46x = 147,915,654,255.45
  5. Step 5: Solve for x
    x = 147,915,654,255.45/443,102.46
  6. Step 6: Final answer
    x = 333,818.17

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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.