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Finding the Fourth Proportional to 222,045.60, 333,068.40 and 220,077.30

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Solution

The fourth proportional to 222,045.60, 333,068.40 and 220,077.30 is: 330,115.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,045.60 : 333,068.40 = 220,077.30 : x
  2. Step 2: Convert to fraction form
    222,045.60/333,068.40 = 220,077.30/x
  3. Step 3: Cross multiply
    222,045.60x = 333,068.40 × 220,077.30
  4. Step 4: Simplify right side
    222,045.60x = 73,300,794,187.32
  5. Step 5: Solve for x
    x = 73,300,794,187.32/222,045.60
  6. Step 6: Final answer
    x = 330,115.95

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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.