Home / 359,681.22-496,360.13-198,536.31

Finding the Fourth Proportional to 359,681.22, 496,360.13 and 198,536.31

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Solution

The fourth proportional to 359,681.22, 496,360.13 and 198,536.31 is: 273,980.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,681.22 : 496,360.13 = 198,536.31 : x
  2. Step 2: Convert to fraction form
    359,681.22/496,360.13 = 198,536.31/x
  3. Step 3: Cross multiply
    359,681.22x = 496,360.13 × 198,536.31
  4. Step 4: Simplify right side
    359,681.22x = 98,545,508,641.32
  5. Step 5: Solve for x
    x = 98,545,508,641.32/359,681.22
  6. Step 6: Final answer
    x = 273,980.13

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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.