Home / 446,081.28-615,593.58-242,132.36

Finding the Fourth Proportional to 446,081.28, 615,593.58 and 242,132.36

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Solution

The fourth proportional to 446,081.28, 615,593.58 and 242,132.36 is: 334,143.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,081.28 : 615,593.58 = 242,132.36 : x
  2. Step 2: Convert to fraction form
    446,081.28/615,593.58 = 242,132.36/x
  3. Step 3: Cross multiply
    446,081.28x = 615,593.58 × 242,132.36
  4. Step 4: Simplify right side
    446,081.28x = 149,055,126,326.25
  5. Step 5: Solve for x
    x = 149,055,126,326.25/446,081.28
  6. Step 6: Final answer
    x = 334,143.42

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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.