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Finding the Fourth Proportional to 962,726.80, 1,443,692.76 and 363,586

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Solution

The fourth proportional to 962,726.80, 1,443,692.76 and 363,586 is: 545,228.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,726.80 : 1,443,692.76 = 363,586 : x
  2. Step 2: Convert to fraction form
    962,726.80/1,443,692.76 = 363,586/x
  3. Step 3: Cross multiply
    962,726.80x = 1,443,692.76 × 363,586
  4. Step 4: Simplify right side
    962,726.80x = 524,906,475,837.36
  5. Step 5: Solve for x
    x = 524,906,475,837.36/962,726.80
  6. Step 6: Final answer
    x = 545,228.90

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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.