Home / 334,543.56-461,639.43-198,554.10

Finding the Fourth Proportional to 334,543.56, 461,639.43 and 198,554.10

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Solution

The fourth proportional to 334,543.56, 461,639.43 and 198,554.10 is: 273,986.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,543.56 : 461,639.43 = 198,554.10 : x
  2. Step 2: Convert to fraction form
    334,543.56/461,639.43 = 198,554.10/x
  3. Step 3: Cross multiply
    334,543.56x = 461,639.43 × 198,554.10
  4. Step 4: Simplify right side
    334,543.56x = 91,660,401,548.16
  5. Step 5: Solve for x
    x = 91,660,401,548.16/334,543.56
  6. Step 6: Final answer
    x = 273,986.45

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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.