Home / 352,555.36-486,527.38-191,411.12

Finding the Fourth Proportional to 352,555.36, 486,527.38 and 191,411.12

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Solution

The fourth proportional to 352,555.36, 486,527.38 and 191,411.12 is: 264,147.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,555.36 : 486,527.38 = 191,411.12 : x
  2. Step 2: Convert to fraction form
    352,555.36/486,527.38 = 191,411.12/x
  3. Step 3: Cross multiply
    352,555.36x = 486,527.38 × 191,411.12
  4. Step 4: Simplify right side
    352,555.36x = 93,126,751,454.26
  5. Step 5: Solve for x
    x = 93,126,751,454.26/352,555.36
  6. Step 6: Final answer
    x = 264,147.88

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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.