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Finding the Fourth Proportional to 328,652.92, 453,502.02 and 185,404.60

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Solution

The fourth proportional to 328,652.92, 453,502.02 and 185,404.60 is: 255,836.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,652.92 : 453,502.02 = 185,404.60 : x
  2. Step 2: Convert to fraction form
    328,652.92/453,502.02 = 185,404.60/x
  3. Step 3: Cross multiply
    328,652.92x = 453,502.02 × 185,404.60
  4. Step 4: Simplify right side
    328,652.92x = 84,081,360,617.29
  5. Step 5: Solve for x
    x = 84,081,360,617.29/328,652.92
  6. Step 6: Final answer
    x = 255,836.34

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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.