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Finding the Fourth Proportional to 293,686.25, 404,932.41 and 248,284.13

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Solution

The fourth proportional to 293,686.25, 404,932.41 and 248,284.13 is: 342,332.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,686.25 : 404,932.41 = 248,284.13 : x
  2. Step 2: Convert to fraction form
    293,686.25/404,932.41 = 248,284.13/x
  3. Step 3: Cross multiply
    293,686.25x = 404,932.41 × 248,284.13
  4. Step 4: Simplify right side
    293,686.25x = 100,538,289,100.99
  5. Step 5: Solve for x
    x = 100,538,289,100.99/293,686.25
  6. Step 6: Final answer
    x = 342,332.30

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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.