Home / 440,496.28-607,979.46-268,470.28

Finding the Fourth Proportional to 440,496.28, 607,979.46 and 268,470.28

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Solution

The fourth proportional to 440,496.28, 607,979.46 and 268,470.28 is: 370,546.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,496.28 : 607,979.46 = 268,470.28 : x
  2. Step 2: Convert to fraction form
    440,496.28/607,979.46 = 268,470.28/x
  3. Step 3: Cross multiply
    440,496.28x = 607,979.46 × 268,470.28
  4. Step 4: Simplify right side
    440,496.28x = 163,224,415,860.45
  5. Step 5: Solve for x
    x = 163,224,415,860.45/440,496.28
  6. Step 6: Final answer
    x = 370,546.64

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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.