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Finding the Fourth Proportional to 334,679.32, 461,861.44 and 181,719.34

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Solution

The fourth proportional to 334,679.32, 461,861.44 and 181,719.34 is: 250,774.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,679.32 : 461,861.44 = 181,719.34 : x
  2. Step 2: Convert to fraction form
    334,679.32/461,861.44 = 181,719.34/x
  3. Step 3: Cross multiply
    334,679.32x = 461,861.44 × 181,719.34
  4. Step 4: Simplify right side
    334,679.32x = 83,929,156,048.25
  5. Step 5: Solve for x
    x = 83,929,156,048.25/334,679.32
  6. Step 6: Final answer
    x = 250,774.85

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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.