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Finding the Fourth Proportional to 216,308.67, 324,010.41 and 173,959.84

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Solution

The fourth proportional to 216,308.67, 324,010.41 and 173,959.84 is: 260,575.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,308.67 : 324,010.41 = 173,959.84 : x
  2. Step 2: Convert to fraction form
    216,308.67/324,010.41 = 173,959.84/x
  3. Step 3: Cross multiply
    216,308.67x = 324,010.41 × 173,959.84
  4. Step 4: Simplify right side
    216,308.67x = 56,364,799,081.93
  5. Step 5: Solve for x
    x = 56,364,799,081.93/216,308.67
  6. Step 6: Final answer
    x = 260,575.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.