Home / 569,621.30-853,929.10-214,884.43

Finding the Fourth Proportional to 569,621.30, 853,929.10 and 214,884.43

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Solution

The fourth proportional to 569,621.30, 853,929.10 and 214,884.43 is: 322,136.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,621.30 : 853,929.10 = 214,884.43 : x
  2. Step 2: Convert to fraction form
    569,621.30/853,929.10 = 214,884.43/x
  3. Step 3: Cross multiply
    569,621.30x = 853,929.10 × 214,884.43
  4. Step 4: Simplify right side
    569,621.30x = 183,496,066,047.70
  5. Step 5: Solve for x
    x = 183,496,066,047.70/569,621.30
  6. Step 6: Final answer
    x = 322,136.95

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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.