Home / 359,943.47-496,712.49-198,795.05

Finding the Fourth Proportional to 359,943.47, 496,712.49 and 198,795.05

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Solution

The fourth proportional to 359,943.47, 496,712.49 and 198,795.05 is: 274,331.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,943.47 : 496,712.49 = 198,795.05 : x
  2. Step 2: Convert to fraction form
    359,943.47/496,712.49 = 198,795.05/x
  3. Step 3: Cross multiply
    359,943.47x = 496,712.49 × 198,795.05
  4. Step 4: Simplify right side
    359,943.47x = 98,743,984,285.17
  5. Step 5: Solve for x
    x = 98,743,984,285.17/359,943.47
  6. Step 6: Final answer
    x = 274,331.92

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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.