Home / 328,433.88-453,200.24-185,185.38

Finding the Fourth Proportional to 328,433.88, 453,200.24 and 185,185.38

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Solution

The fourth proportional to 328,433.88, 453,200.24 and 185,185.38 is: 255,534.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,433.88 : 453,200.24 = 185,185.38 : x
  2. Step 2: Convert to fraction form
    328,433.88/453,200.24 = 185,185.38/x
  3. Step 3: Cross multiply
    328,433.88x = 453,200.24 × 185,185.38
  4. Step 4: Simplify right side
    328,433.88x = 83,926,058,660.49
  5. Step 5: Solve for x
    x = 83,926,058,660.49/328,433.88
  6. Step 6: Final answer
    x = 255,534.11

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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.