Home / 436,069.04-653,977.20-169,770.20

Finding the Fourth Proportional to 436,069.04, 653,977.20 and 169,770.20

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Solution

The fourth proportional to 436,069.04, 653,977.20 and 169,770.20 is: 254,606.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,069.04 : 653,977.20 = 169,770.20 : x
  2. Step 2: Convert to fraction form
    436,069.04/653,977.20 = 169,770.20/x
  3. Step 3: Cross multiply
    436,069.04x = 653,977.20 × 169,770.20
  4. Step 4: Simplify right side
    436,069.04x = 111,025,840,039.44
  5. Step 5: Solve for x
    x = 111,025,840,039.44/436,069.04
  6. Step 6: Final answer
    x = 254,606.11

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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.