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Finding the Fourth Proportional to 244,486.70, 366,946.05 and 144,521.90

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Solution

The fourth proportional to 244,486.70, 366,946.05 and 144,521.90 is: 216,910.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,486.70 : 366,946.05 = 144,521.90 : x
  2. Step 2: Convert to fraction form
    244,486.70/366,946.05 = 144,521.90/x
  3. Step 3: Cross multiply
    244,486.70x = 366,946.05 × 144,521.90
  4. Step 4: Simplify right side
    244,486.70x = 53,031,740,343.50
  5. Step 5: Solve for x
    x = 53,031,740,343.50/244,486.70
  6. Step 6: Final answer
    x = 216,910.53

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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.