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Finding the Fourth Proportional to 265,524.62, 366,421.95 and 144,665.54

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Solution

The fourth proportional to 265,524.62, 366,421.95 and 144,665.54 is: 199,637.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,524.62 : 366,421.95 = 144,665.54 : x
  2. Step 2: Convert to fraction form
    265,524.62/366,421.95 = 144,665.54/x
  3. Step 3: Cross multiply
    265,524.62x = 366,421.95 × 144,665.54
  4. Step 4: Simplify right side
    265,524.62x = 53,008,627,432.49
  5. Step 5: Solve for x
    x = 53,008,627,432.49/265,524.62
  6. Step 6: Final answer
    x = 199,637.33

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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.