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Finding the Fourth Proportional to 269,370.84, 371,734.40 and 148,516.88

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Solution

The fourth proportional to 269,370.84, 371,734.40 and 148,516.88 is: 204,954.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,370.84 : 371,734.40 = 148,516.88 : x
  2. Step 2: Convert to fraction form
    269,370.84/371,734.40 = 148,516.88/x
  3. Step 3: Cross multiply
    269,370.84x = 371,734.40 × 148,516.88
  4. Step 4: Simplify right side
    269,370.84x = 55,208,833,276.67
  5. Step 5: Solve for x
    x = 55,208,833,276.67/269,370.84
  6. Step 6: Final answer
    x = 204,954.75

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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.