Home / 598,130.82-897,569.70-398,591.22

Finding the Fourth Proportional to 598,130.82, 897,569.70 and 398,591.22

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Solution

The fourth proportional to 598,130.82, 897,569.70 and 398,591.22 is: 598,135.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,130.82 : 897,569.70 = 398,591.22 : x
  2. Step 2: Convert to fraction form
    598,130.82/897,569.70 = 398,591.22/x
  3. Step 3: Cross multiply
    598,130.82x = 897,569.70 × 398,591.22
  4. Step 4: Simplify right side
    598,130.82x = 357,763,401,758.03
  5. Step 5: Solve for x
    x = 357,763,401,758.03/598,130.82
  6. Step 6: Final answer
    x = 598,135.71

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1.5x scale

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.