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Finding the Fourth Proportional to 301,344.52, 415,854.13 and 165,380.67

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Solution

The fourth proportional to 301,344.52, 415,854.13 and 165,380.67 is: 228,224.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,344.52 : 415,854.13 = 165,380.67 : x
  2. Step 2: Convert to fraction form
    301,344.52/415,854.13 = 165,380.67/x
  3. Step 3: Cross multiply
    301,344.52x = 415,854.13 × 165,380.67
  4. Step 4: Simplify right side
    301,344.52x = 68,774,234,641.67
  5. Step 5: Solve for x
    x = 68,774,234,641.67/301,344.52
  6. Step 6: Final answer
    x = 228,224.61

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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.