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Finding the Fourth Proportional to 238,277.81, 328,882.88 and 147,579.41

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Solution

The fourth proportional to 238,277.81, 328,882.88 and 147,579.41 is: 203,696.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,277.81 : 328,882.88 = 147,579.41 : x
  2. Step 2: Convert to fraction form
    238,277.81/328,882.88 = 147,579.41/x
  3. Step 3: Cross multiply
    238,277.81x = 328,882.88 × 147,579.41
  4. Step 4: Simplify right side
    238,277.81x = 48,536,341,389.50
  5. Step 5: Solve for x
    x = 48,536,341,389.50/238,277.81
  6. Step 6: Final answer
    x = 203,696.44

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1.5x scale

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.