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Finding the Fourth Proportional to 522,134.33, 783,256.14 and 222,646.55

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Solution

The fourth proportional to 522,134.33, 783,256.14 and 222,646.55 is: 333,993.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,134.33 : 783,256.14 = 222,646.55 : x
  2. Step 2: Convert to fraction form
    522,134.33/783,256.14 = 222,646.55/x
  3. Step 3: Cross multiply
    522,134.33x = 783,256.14 × 222,646.55
  4. Step 4: Simplify right side
    522,134.33x = 174,389,273,421.04
  5. Step 5: Solve for x
    x = 174,389,273,421.04/522,134.33
  6. Step 6: Final answer
    x = 333,993.12

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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.