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Finding the Fourth Proportional to 338,305.92, 466,856.51 and 185,342.69

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Solution

The fourth proportional to 338,305.92, 466,856.51 and 185,342.69 is: 255,769.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,305.92 : 466,856.51 = 185,342.69 : x
  2. Step 2: Convert to fraction form
    338,305.92/466,856.51 = 185,342.69/x
  3. Step 3: Cross multiply
    338,305.92x = 466,856.51 × 185,342.69
  4. Step 4: Simplify right side
    338,305.92x = 86,528,438,146.42
  5. Step 5: Solve for x
    x = 86,528,438,146.42/338,305.92
  6. Step 6: Final answer
    x = 255,769.80

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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.