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Finding the Fourth Proportional to 165,005.35, 247,508.03 and 165,005.35

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Solution

The fourth proportional to 165,005.35, 247,508.03 and 165,005.35 is: 247,508.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,005.35 : 247,508.03 = 165,005.35 : x
  2. Step 2: Convert to fraction form
    165,005.35/247,508.03 = 165,005.35/x
  3. Step 3: Cross multiply
    165,005.35x = 247,508.03 × 165,005.35
  4. Step 4: Simplify right side
    165,005.35x = 40,840,148,292.93
  5. Step 5: Solve for x
    x = 40,840,148,292.93/165,005.35
  6. Step 6: Final answer
    x = 247,508.03

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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.