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Finding the Fourth Proportional to 323,557.57, 446,510.93 and 187,671.97

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Solution

The fourth proportional to 323,557.57, 446,510.93 and 187,671.97 is: 258,988.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,557.57 : 446,510.93 = 187,671.97 : x
  2. Step 2: Convert to fraction form
    323,557.57/446,510.93 = 187,671.97/x
  3. Step 3: Cross multiply
    323,557.57x = 446,510.93 × 187,671.97
  4. Step 4: Simplify right side
    323,557.57x = 83,797,585,859.63
  5. Step 5: Solve for x
    x = 83,797,585,859.63/323,557.57
  6. Step 6: Final answer
    x = 258,988.18

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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.