Home / 463,191.36-639,232.26-259,238.10

Finding the Fourth Proportional to 463,191.36, 639,232.26 and 259,238.10

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Solution

The fourth proportional to 463,191.36, 639,232.26 and 259,238.10 is: 357,764.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,191.36 : 639,232.26 = 259,238.10 : x
  2. Step 2: Convert to fraction form
    463,191.36/639,232.26 = 259,238.10/x
  3. Step 3: Cross multiply
    463,191.36x = 639,232.26 × 259,238.10
  4. Step 4: Simplify right side
    463,191.36x = 165,713,356,541.11
  5. Step 5: Solve for x
    x = 165,713,356,541.11/463,191.36
  6. Step 6: Final answer
    x = 357,764.35

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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.