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Finding the Fourth Proportional to 269,059.90, 371,303.08 and 148,201.52

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Solution

The fourth proportional to 269,059.90, 371,303.08 and 148,201.52 is: 204,518.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,059.90 : 371,303.08 = 148,201.52 : x
  2. Step 2: Convert to fraction form
    269,059.90/371,303.08 = 148,201.52/x
  3. Step 3: Cross multiply
    269,059.90x = 371,303.08 × 148,201.52
  4. Step 4: Simplify right side
    269,059.90x = 55,027,680,836.68
  5. Step 5: Solve for x
    x = 55,027,680,836.68/269,059.90
  6. Step 6: Final answer
    x = 204,518.33

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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.