Home / 403,580.28-556,940.76-233,912.82

Finding the Fourth Proportional to 403,580.28, 556,940.76 and 233,912.82

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Solution

The fourth proportional to 403,580.28, 556,940.76 and 233,912.82 is: 322,799.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,580.28 : 556,940.76 = 233,912.82 : x
  2. Step 2: Convert to fraction form
    403,580.28/556,940.76 = 233,912.82/x
  3. Step 3: Cross multiply
    403,580.28x = 556,940.76 × 233,912.82
  4. Step 4: Simplify right side
    403,580.28x = 130,275,583,744.54
  5. Step 5: Solve for x
    x = 130,275,583,744.54/403,580.28
  6. Step 6: Final answer
    x = 322,799.68

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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.