Home / 933,082.56-1,288,273.68-717,842.88

Finding the Fourth Proportional to 933,082.56, 1,288,273.68 and 717,842.88

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Solution

The fourth proportional to 933,082.56, 1,288,273.68 and 717,842.88 is: 991,099.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,082.56 : 1,288,273.68 = 717,842.88 : x
  2. Step 2: Convert to fraction form
    933,082.56/1,288,273.68 = 717,842.88/x
  3. Step 3: Cross multiply
    933,082.56x = 1,288,273.68 × 717,842.88
  4. Step 4: Simplify right side
    933,082.56x = 924,778,088,679.40
  5. Step 5: Solve for x
    x = 924,778,088,679.40/933,082.56
  6. Step 6: Final answer
    x = 991,099.96

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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.