Home / 896,912.10-1,344,906.45-265,743.90

Finding the Fourth Proportional to 896,912.10, 1,344,906.45 and 265,743.90

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Solution

The fourth proportional to 896,912.10, 1,344,906.45 and 265,743.90 is: 398,479.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,912.10 : 1,344,906.45 = 265,743.90 : x
  2. Step 2: Convert to fraction form
    896,912.10/1,344,906.45 = 265,743.90/x
  3. Step 3: Cross multiply
    896,912.10x = 1,344,906.45 × 265,743.90
  4. Step 4: Simplify right side
    896,912.10x = 357,400,685,158.16
  5. Step 5: Solve for x
    x = 357,400,685,158.16/896,912.10
  6. Step 6: Final answer
    x = 398,479.05

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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.