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Finding the Fourth Proportional to 293,316.75, 404,777.16 and 159,180.75

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Solution

The fourth proportional to 293,316.75, 404,777.16 and 159,180.75 is: 219,669.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,316.75 : 404,777.16 = 159,180.75 : x
  2. Step 2: Convert to fraction form
    293,316.75/404,777.16 = 159,180.75/x
  3. Step 3: Cross multiply
    293,316.75x = 404,777.16 × 159,180.75
  4. Step 4: Simplify right side
    293,316.75x = 64,432,731,911.67
  5. Step 5: Solve for x
    x = 64,432,731,911.67/293,316.75
  6. Step 6: Final answer
    x = 219,669.46

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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.