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Finding the Fourth Proportional to 522,199.11, 783,340.17 and 222,682.28

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Solution

The fourth proportional to 522,199.11, 783,340.17 and 222,682.28 is: 334,041.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,199.11 : 783,340.17 = 222,682.28 : x
  2. Step 2: Convert to fraction form
    522,199.11/783,340.17 = 222,682.28/x
  3. Step 3: Cross multiply
    522,199.11x = 783,340.17 × 222,682.28
  4. Step 4: Simplify right side
    522,199.11x = 174,435,971,154.49
  5. Step 5: Solve for x
    x = 174,435,971,154.49/522,199.11
  6. Step 6: Final answer
    x = 334,041.11

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Double scale
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Similar ratio
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1.5x scale

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.