Home / 327,536.24-490,517.02-186,868.40

Finding the Fourth Proportional to 327,536.24, 490,517.02 and 186,868.40

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Solution

The fourth proportional to 327,536.24, 490,517.02 and 186,868.40 is: 279,853.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,536.24 : 490,517.02 = 186,868.40 : x
  2. Step 2: Convert to fraction form
    327,536.24/490,517.02 = 186,868.40/x
  3. Step 3: Cross multiply
    327,536.24x = 490,517.02 × 186,868.40
  4. Step 4: Simplify right side
    327,536.24x = 91,662,130,700.17
  5. Step 5: Solve for x
    x = 91,662,130,700.17/327,536.24
  6. Step 6: Final answer
    x = 279,853.40

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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.