Home / 439,074.78-605,935.17-248,084.34

Finding the Fourth Proportional to 439,074.78, 605,935.17 and 248,084.34

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Solution

The fourth proportional to 439,074.78, 605,935.17 and 248,084.34 is: 342,363.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,074.78 : 605,935.17 = 248,084.34 : x
  2. Step 2: Convert to fraction form
    439,074.78/605,935.17 = 248,084.34/x
  3. Step 3: Cross multiply
    439,074.78x = 605,935.17 × 248,084.34
  4. Step 4: Simplify right side
    439,074.78x = 150,323,026,732.24
  5. Step 5: Solve for x
    x = 150,323,026,732.24/439,074.78
  6. Step 6: Final answer
    x = 342,363.15

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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.