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Finding the Fourth Proportional to 235,202.86, 324,582.72 and 127,774.59

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Solution

The fourth proportional to 235,202.86, 324,582.72 and 127,774.59 is: 176,330.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,202.86 : 324,582.72 = 127,774.59 : x
  2. Step 2: Convert to fraction form
    235,202.86/324,582.72 = 127,774.59/x
  3. Step 3: Cross multiply
    235,202.86x = 324,582.72 × 127,774.59
  4. Step 4: Simplify right side
    235,202.86x = 41,473,422,272.74
  5. Step 5: Solve for x
    x = 41,473,422,272.74/235,202.86
  6. Step 6: Final answer
    x = 176,330.43

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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.