Home / 359,923.65-496,685.13-198,775.23

Finding the Fourth Proportional to 359,923.65, 496,685.13 and 198,775.23

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Solution

The fourth proportional to 359,923.65, 496,685.13 and 198,775.23 is: 274,304.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,923.65 : 496,685.13 = 198,775.23 : x
  2. Step 2: Convert to fraction form
    359,923.65/496,685.13 = 198,775.23/x
  3. Step 3: Cross multiply
    359,923.65x = 496,685.13 × 198,775.23
  4. Step 4: Simplify right side
    359,923.65x = 98,728,702,466.43
  5. Step 5: Solve for x
    x = 98,728,702,466.43/359,923.65
  6. Step 6: Final answer
    x = 274,304.57

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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.