Home / 359,819.10-496,548.23-198,672.84

Finding the Fourth Proportional to 359,819.10, 496,548.23 and 198,672.84

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Solution

The fourth proportional to 359,819.10, 496,548.23 and 198,672.84 is: 274,167.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,819.10 : 496,548.23 = 198,672.84 : x
  2. Step 2: Convert to fraction form
    359,819.10/496,548.23 = 198,672.84/x
  3. Step 3: Cross multiply
    359,819.10x = 496,548.23 × 198,672.84
  4. Step 4: Simplify right side
    359,819.10x = 98,650,646,057.71
  5. Step 5: Solve for x
    x = 98,650,646,057.71/359,819.10
  6. Step 6: Final answer
    x = 274,167.34

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1.5x scale

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.