Home / 439,050.28-605,917.38-269,261.32

Finding the Fourth Proportional to 439,050.28, 605,917.38 and 269,261.32

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Solution

The fourth proportional to 439,050.28, 605,917.38 and 269,261.32 is: 371,597.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,050.28 : 605,917.38 = 269,261.32 : x
  2. Step 2: Convert to fraction form
    439,050.28/605,917.38 = 269,261.32/x
  3. Step 3: Cross multiply
    439,050.28x = 605,917.38 × 269,261.32
  4. Step 4: Simplify right side
    439,050.28x = 163,150,113,549.74
  5. Step 5: Solve for x
    x = 163,150,113,549.74/439,050.28
  6. Step 6: Final answer
    x = 371,597.79

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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.