Home / 359,483.64-496,086.03-198,348.72

Finding the Fourth Proportional to 359,483.64, 496,086.03 and 198,348.72

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Solution

The fourth proportional to 359,483.64, 496,086.03 and 198,348.72 is: 273,720.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,483.64 : 496,086.03 = 198,348.72 : x
  2. Step 2: Convert to fraction form
    359,483.64/496,086.03 = 198,348.72/x
  3. Step 3: Cross multiply
    359,483.64x = 496,086.03 × 198,348.72
  4. Step 4: Simplify right side
    359,483.64x = 98,398,029,060.38
  5. Step 5: Solve for x
    x = 98,398,029,060.38/359,483.64
  6. Step 6: Final answer
    x = 273,720.46

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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.