Home / 414,047.22-571,407.66-230,305.20

Finding the Fourth Proportional to 414,047.22, 571,407.66 and 230,305.20

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Solution

The fourth proportional to 414,047.22, 571,407.66 and 230,305.20 is: 317,833.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,047.22 : 571,407.66 = 230,305.20 : x
  2. Step 2: Convert to fraction form
    414,047.22/571,407.66 = 230,305.20/x
  3. Step 3: Cross multiply
    414,047.22x = 571,407.66 × 230,305.20
  4. Step 4: Simplify right side
    414,047.22x = 131,598,155,417.83
  5. Step 5: Solve for x
    x = 131,598,155,417.83/414,047.22
  6. Step 6: Final answer
    x = 317,833.69

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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.