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Finding the Fourth Proportional to 343,414.89, 515,116.87 and 94,096.89

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Solution

The fourth proportional to 343,414.89, 515,116.87 and 94,096.89 is: 141,143.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,414.89 : 515,116.87 = 94,096.89 : x
  2. Step 2: Convert to fraction form
    343,414.89/515,116.87 = 94,096.89/x
  3. Step 3: Cross multiply
    343,414.89x = 515,116.87 × 94,096.89
  4. Step 4: Simplify right side
    343,414.89x = 48,470,895,218.29
  5. Step 5: Solve for x
    x = 48,470,895,218.29/343,414.89
  6. Step 6: Final answer
    x = 141,143.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.