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Finding the Fourth Proportional to 328,404.01, 453,197.40 and 177,501.01

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Solution

The fourth proportional to 328,404.01, 453,197.40 and 177,501.01 is: 244,951.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,404.01 : 453,197.40 = 177,501.01 : x
  2. Step 2: Convert to fraction form
    328,404.01/453,197.40 = 177,501.01/x
  3. Step 3: Cross multiply
    328,404.01x = 453,197.40 × 177,501.01
  4. Step 4: Simplify right side
    328,404.01x = 80,442,996,229.37
  5. Step 5: Solve for x
    x = 80,442,996,229.37/328,404.01
  6. Step 6: Final answer
    x = 244,951.32

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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.