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Finding the Fourth Proportional to 328,394.52, 453,184.25 and 177,491.52

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Solution

The fourth proportional to 328,394.52, 453,184.25 and 177,491.52 is: 244,938.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,394.52 : 453,184.25 = 177,491.52 : x
  2. Step 2: Convert to fraction form
    328,394.52/453,184.25 = 177,491.52/x
  3. Step 3: Cross multiply
    328,394.52x = 453,184.25 × 177,491.52
  4. Step 4: Simplify right side
    328,394.52x = 80,436,360,485.10
  5. Step 5: Solve for x
    x = 80,436,360,485.10/328,394.52
  6. Step 6: Final answer
    x = 244,938.19

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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.