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Finding the Fourth Proportional to 237,774.93, 328,178.95 and 218,624.41

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Solution

The fourth proportional to 237,774.93, 328,178.95 and 218,624.41 is: 301,747.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,774.93 : 328,178.95 = 218,624.41 : x
  2. Step 2: Convert to fraction form
    237,774.93/328,178.95 = 218,624.41/x
  3. Step 3: Cross multiply
    237,774.93x = 328,178.95 × 218,624.41
  4. Step 4: Simplify right side
    237,774.93x = 71,747,927,677.88
  5. Step 5: Solve for x
    x = 71,747,927,677.88/237,774.93
  6. Step 6: Final answer
    x = 301,747.23

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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.