Home / 359,477.10-496,074.78-198,333.27

Finding the Fourth Proportional to 359,477.10, 496,074.78 and 198,333.27

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Solution

The fourth proportional to 359,477.10, 496,074.78 and 198,333.27 is: 273,697.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,477.10 : 496,074.78 = 198,333.27 : x
  2. Step 2: Convert to fraction form
    359,477.10/496,074.78 = 198,333.27/x
  3. Step 3: Cross multiply
    359,477.10x = 496,074.78 × 198,333.27
  4. Step 4: Simplify right side
    359,477.10x = 98,388,133,281.93
  5. Step 5: Solve for x
    x = 98,388,133,281.93/359,477.10
  6. Step 6: Final answer
    x = 273,697.92

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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.