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Finding the Fourth Proportional to 323,775.74, 446,693.32 and 187,734.76

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Solution

The fourth proportional to 323,775.74, 446,693.32 and 187,734.76 is: 259,006.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,775.74 : 446,693.32 = 187,734.76 : x
  2. Step 2: Convert to fraction form
    323,775.74/446,693.32 = 187,734.76/x
  3. Step 3: Cross multiply
    323,775.74x = 446,693.32 × 187,734.76
  4. Step 4: Simplify right side
    323,775.74x = 83,859,863,223.80
  5. Step 5: Solve for x
    x = 83,859,863,223.80/323,775.74
  6. Step 6: Final answer
    x = 259,006.01

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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.