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Finding the Fourth Proportional to 262,610.78, 362,397.92 and 160,628.74

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Solution

The fourth proportional to 262,610.78, 362,397.92 and 160,628.74 is: 221,664.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,610.78 : 362,397.92 = 160,628.74 : x
  2. Step 2: Convert to fraction form
    262,610.78/362,397.92 = 160,628.74/x
  3. Step 3: Cross multiply
    262,610.78x = 362,397.92 × 160,628.74
  4. Step 4: Simplify right side
    262,610.78x = 58,211,519,559.08
  5. Step 5: Solve for x
    x = 58,211,519,559.08/262,610.78
  6. Step 6: Final answer
    x = 221,664.63

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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.