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Finding the Fourth Proportional to 338,180.28, 466,703.46 and 187,277.28

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Solution

The fourth proportional to 338,180.28, 466,703.46 and 187,277.28 is: 258,450.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,180.28 : 466,703.46 = 187,277.28 : x
  2. Step 2: Convert to fraction form
    338,180.28/466,703.46 = 187,277.28/x
  3. Step 3: Cross multiply
    338,180.28x = 466,703.46 × 187,277.28
  4. Step 4: Simplify right side
    338,180.28x = 87,402,954,904.67
  5. Step 5: Solve for x
    x = 87,402,954,904.67/338,180.28
  6. Step 6: Final answer
    x = 258,450.77

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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.