Home / 307,949.20-461,923.80-202,886.80

Finding the Fourth Proportional to 307,949.20, 461,923.80 and 202,886.80

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Solution

The fourth proportional to 307,949.20, 461,923.80 and 202,886.80 is: 304,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,949.20 : 461,923.80 = 202,886.80 : x
  2. Step 2: Convert to fraction form
    307,949.20/461,923.80 = 202,886.80/x
  3. Step 3: Cross multiply
    307,949.20x = 461,923.80 × 202,886.80
  4. Step 4: Simplify right side
    307,949.20x = 93,718,241,625.84
  5. Step 5: Solve for x
    x = 93,718,241,625.84/307,949.20
  6. Step 6: Final answer
    x = 304,330.20

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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.