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Finding the Fourth Proportional to 244,681.90, 367,022.85 and 219,021.10

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Solution

The fourth proportional to 244,681.90, 367,022.85 and 219,021.10 is: 328,531.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,681.90 : 367,022.85 = 219,021.10 : x
  2. Step 2: Convert to fraction form
    244,681.90/367,022.85 = 219,021.10/x
  3. Step 3: Cross multiply
    244,681.90x = 367,022.85 × 219,021.10
  4. Step 4: Simplify right side
    244,681.90x = 80,385,748,332.14
  5. Step 5: Solve for x
    x = 80,385,748,332.14/244,681.90
  6. Step 6: Final answer
    x = 328,531.65

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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.