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Finding the Fourth Proportional to 338,332.78, 466,877.34 and 185,370.76

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Solution

The fourth proportional to 338,332.78, 466,877.34 and 185,370.76 is: 255,799.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,332.78 : 466,877.34 = 185,370.76 : x
  2. Step 2: Convert to fraction form
    338,332.78/466,877.34 = 185,370.76/x
  3. Step 3: Cross multiply
    338,332.78x = 466,877.34 × 185,370.76
  4. Step 4: Simplify right side
    338,332.78x = 86,545,407,342.58
  5. Step 5: Solve for x
    x = 86,545,407,342.58/338,332.78
  6. Step 6: Final answer
    x = 255,799.65

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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.