Home / 359,966.47-496,711.11-198,811.93

Finding the Fourth Proportional to 359,966.47, 496,711.11 and 198,811.93

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Solution

The fourth proportional to 359,966.47, 496,711.11 and 198,811.93 is: 274,336.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,966.47 : 496,711.11 = 198,811.93 : x
  2. Step 2: Convert to fraction form
    359,966.47/496,711.11 = 198,811.93/x
  3. Step 3: Cross multiply
    359,966.47x = 496,711.11 × 198,811.93
  4. Step 4: Simplify right side
    359,966.47x = 98,752,094,431.54
  5. Step 5: Solve for x
    x = 98,752,094,431.54/359,966.47
  6. Step 6: Final answer
    x = 274,336.92

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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.