Home / 836,475.30-1,253,330.55-712,059.30

Finding the Fourth Proportional to 836,475.30, 1,253,330.55 and 712,059.30

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Solution

The fourth proportional to 836,475.30, 1,253,330.55 and 712,059.30 is: 1,066,912.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,475.30 : 1,253,330.55 = 712,059.30 : x
  2. Step 2: Convert to fraction form
    836,475.30/1,253,330.55 = 712,059.30/x
  3. Step 3: Cross multiply
    836,475.30x = 1,253,330.55 × 712,059.30
  4. Step 4: Simplify right side
    836,475.30x = 892,445,674,101.62
  5. Step 5: Solve for x
    x = 892,445,674,101.62/836,475.30
  6. Step 6: Final answer
    x = 1,066,912.17

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