Home / 291,262.19-402,066.18-195,824.25

Finding the Fourth Proportional to 291,262.19, 402,066.18 and 195,824.25

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Solution

The fourth proportional to 291,262.19, 402,066.18 and 195,824.25 is: 270,321.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,262.19 : 402,066.18 = 195,824.25 : x
  2. Step 2: Convert to fraction form
    291,262.19/402,066.18 = 195,824.25/x
  3. Step 3: Cross multiply
    291,262.19x = 402,066.18 × 195,824.25
  4. Step 4: Simplify right side
    291,262.19x = 78,734,308,148.87
  5. Step 5: Solve for x
    x = 78,734,308,148.87/291,262.19
  6. Step 6: Final answer
    x = 270,321.08

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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.