Home / 359,817.32-496,555.62-198,682.58

Finding the Fourth Proportional to 359,817.32, 496,555.62 and 198,682.58

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Solution

The fourth proportional to 359,817.32, 496,555.62 and 198,682.58 is: 274,186.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,817.32 : 496,555.62 = 198,682.58 : x
  2. Step 2: Convert to fraction form
    359,817.32/496,555.62 = 198,682.58/x
  3. Step 3: Cross multiply
    359,817.32x = 496,555.62 × 198,682.58
  4. Step 4: Simplify right side
    359,817.32x = 98,656,951,695.10
  5. Step 5: Solve for x
    x = 98,656,951,695.10/359,817.32
  6. Step 6: Final answer
    x = 274,186.22

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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.