Home / 538,831.04-743,278.24-337,277.12

Finding the Fourth Proportional to 538,831.04, 743,278.24 and 337,277.12

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Solution

The fourth proportional to 538,831.04, 743,278.24 and 337,277.12 is: 465,249.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,831.04 : 743,278.24 = 337,277.12 : x
  2. Step 2: Convert to fraction form
    538,831.04/743,278.24 = 337,277.12/x
  3. Step 3: Cross multiply
    538,831.04x = 743,278.24 × 337,277.12
  4. Step 4: Simplify right side
    538,831.04x = 250,690,744,145.87
  5. Step 5: Solve for x
    x = 250,690,744,145.87/538,831.04
  6. Step 6: Final answer
    x = 465,249.26

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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.