Home / 359,733.35-496,436.04-198,588.48

Finding the Fourth Proportional to 359,733.35, 496,436.04 and 198,588.48

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Solution

The fourth proportional to 359,733.35, 496,436.04 and 198,588.48 is: 274,054.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,733.35 : 496,436.04 = 198,588.48 : x
  2. Step 2: Convert to fraction form
    359,733.35/496,436.04 = 198,588.48/x
  3. Step 3: Cross multiply
    359,733.35x = 496,436.04 × 198,588.48
  4. Step 4: Simplify right side
    359,733.35x = 98,586,478,600.82
  5. Step 5: Solve for x
    x = 98,586,478,600.82/359,733.35
  6. Step 6: Final answer
    x = 274,054.32

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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.