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Finding the Fourth Proportional to 323,774.74, 446,691.94 and 187,733.76

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Solution

The fourth proportional to 323,774.74, 446,691.94 and 187,733.76 is: 259,004.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,774.74 : 446,691.94 = 187,733.76 : x
  2. Step 2: Convert to fraction form
    323,774.74/446,691.94 = 187,733.76/x
  3. Step 3: Cross multiply
    323,774.74x = 446,691.94 × 187,733.76
  4. Step 4: Simplify right side
    323,774.74x = 83,859,157,457.89
  5. Step 5: Solve for x
    x = 83,859,157,457.89/323,774.74
  6. Step 6: Final answer
    x = 259,004.63

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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.