Home / 439,160.28-605,818.62-277,743.48

Finding the Fourth Proportional to 439,160.28, 605,818.62 and 277,743.48

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Solution

The fourth proportional to 439,160.28, 605,818.62 and 277,743.48 is: 383,145.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,160.28 : 605,818.62 = 277,743.48 : x
  2. Step 2: Convert to fraction form
    439,160.28/605,818.62 = 277,743.48/x
  3. Step 3: Cross multiply
    439,160.28x = 605,818.62 × 277,743.48
  4. Step 4: Simplify right side
    439,160.28x = 168,262,171,767.60
  5. Step 5: Solve for x
    x = 168,262,171,767.60/439,160.28
  6. Step 6: Final answer
    x = 383,145.24

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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.