Home / 334,606.72-461,554.56-198,551.20

Finding the Fourth Proportional to 334,606.72, 461,554.56 and 198,551.20

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Solution

The fourth proportional to 334,606.72, 461,554.56 and 198,551.20 is: 273,880.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,606.72 : 461,554.56 = 198,551.20 : x
  2. Step 2: Convert to fraction form
    334,606.72/461,554.56 = 198,551.20/x
  3. Step 3: Cross multiply
    334,606.72x = 461,554.56 × 198,551.20
  4. Step 4: Simplify right side
    334,606.72x = 91,642,211,753.47
  5. Step 5: Solve for x
    x = 91,642,211,753.47/334,606.72
  6. Step 6: Final answer
    x = 273,880.37

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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.