Home / 296,949.28-445,355.76-177,040.16

Finding the Fourth Proportional to 296,949.28, 445,355.76 and 177,040.16

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Solution

The fourth proportional to 296,949.28, 445,355.76 and 177,040.16 is: 265,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,949.28 : 445,355.76 = 177,040.16 : x
  2. Step 2: Convert to fraction form
    296,949.28/445,355.76 = 177,040.16/x
  3. Step 3: Cross multiply
    296,949.28x = 445,355.76 × 177,040.16
  4. Step 4: Simplify right side
    296,949.28x = 78,845,855,007.32
  5. Step 5: Solve for x
    x = 78,845,855,007.32/296,949.28
  6. Step 6: Final answer
    x = 265,519.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.