Home / 353,984.10-531,590.55-188,096.10

Finding the Fourth Proportional to 353,984.10, 531,590.55 and 188,096.10

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Solution

The fourth proportional to 353,984.10, 531,590.55 and 188,096.10 is: 282,470.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,984.10 : 531,590.55 = 188,096.10 : x
  2. Step 2: Convert to fraction form
    353,984.10/531,590.55 = 188,096.10/x
  3. Step 3: Cross multiply
    353,984.10x = 531,590.55 × 188,096.10
  4. Step 4: Simplify right side
    353,984.10x = 99,990,109,251.86
  5. Step 5: Solve for x
    x = 99,990,109,251.86/353,984.10
  6. Step 6: Final answer
    x = 282,470.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.