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Finding the Fourth Proportional to 328,594.94, 453,461.04 and 177,691.94

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Solution

The fourth proportional to 328,594.94, 453,461.04 and 177,691.94 is: 245,214.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,594.94 : 453,461.04 = 177,691.94 : x
  2. Step 2: Convert to fraction form
    328,594.94/453,461.04 = 177,691.94/x
  3. Step 3: Cross multiply
    328,594.94x = 453,461.04 × 177,691.94
  4. Step 4: Simplify right side
    328,594.94x = 80,576,371,023.56
  5. Step 5: Solve for x
    x = 80,576,371,023.56/328,594.94
  6. Step 6: Final answer
    x = 245,214.89

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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.