Home / 245,191.28-338,514.93-194,409.14

Finding the Fourth Proportional to 245,191.28, 338,514.93 and 194,409.14

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Solution

The fourth proportional to 245,191.28, 338,514.93 and 194,409.14 is: 268,404.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,191.28 : 338,514.93 = 194,409.14 : x
  2. Step 2: Convert to fraction form
    245,191.28/338,514.93 = 194,409.14/x
  3. Step 3: Cross multiply
    245,191.28x = 338,514.93 × 194,409.14
  4. Step 4: Simplify right side
    245,191.28x = 65,810,397,264.75
  5. Step 5: Solve for x
    x = 65,810,397,264.75/245,191.28
  6. Step 6: Final answer
    x = 268,404.31

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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.