Home / 304,532.06-420,255.03-168,575.38

Finding the Fourth Proportional to 304,532.06, 420,255.03 and 168,575.38

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Solution

The fourth proportional to 304,532.06, 420,255.03 and 168,575.38 is: 232,634.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,532.06 : 420,255.03 = 168,575.38 : x
  2. Step 2: Convert to fraction form
    304,532.06/420,255.03 = 168,575.38/x
  3. Step 3: Cross multiply
    304,532.06x = 420,255.03 × 168,575.38
  4. Step 4: Simplify right side
    304,532.06x = 70,844,650,960.68
  5. Step 5: Solve for x
    x = 70,844,650,960.68/304,532.06
  6. Step 6: Final answer
    x = 232,634.46

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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.