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Finding the Fourth Proportional to 441,023.88, 608,955.78 and 338,888.34

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Solution

The fourth proportional to 441,023.88, 608,955.78 and 338,888.34 is: 467,929.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,023.88 : 608,955.78 = 338,888.34 : x
  2. Step 2: Convert to fraction form
    441,023.88/608,955.78 = 338,888.34/x
  3. Step 3: Cross multiply
    441,023.88x = 608,955.78 × 338,888.34
  4. Step 4: Simplify right side
    441,023.88x = 206,368,013,417.61
  5. Step 5: Solve for x
    x = 206,368,013,417.61/441,023.88
  6. Step 6: Final answer
    x = 467,929.34

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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.