Home / 894,101.76-1,233,892.87-512,202.35

Finding the Fourth Proportional to 894,101.76, 1,233,892.87 and 512,202.35

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Solution

The fourth proportional to 894,101.76, 1,233,892.87 and 512,202.35 is: 706,857.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,101.76 : 1,233,892.87 = 512,202.35 : x
  2. Step 2: Convert to fraction form
    894,101.76/1,233,892.87 = 512,202.35/x
  3. Step 3: Cross multiply
    894,101.76x = 1,233,892.87 × 512,202.35
  4. Step 4: Simplify right side
    894,101.76x = 632,002,825,701.55
  5. Step 5: Solve for x
    x = 632,002,825,701.55/894,101.76
  6. Step 6: Final answer
    x = 706,857.83

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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.