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Finding the Fourth Proportional to 222,069.30, 333,363.15 and 127,374.90

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Solution

The fourth proportional to 222,069.30, 333,363.15 and 127,374.90 is: 191,211.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,069.30 : 333,363.15 = 127,374.90 : x
  2. Step 2: Convert to fraction form
    222,069.30/333,363.15 = 127,374.90/x
  3. Step 3: Cross multiply
    222,069.30x = 333,363.15 × 127,374.90
  4. Step 4: Simplify right side
    222,069.30x = 42,462,097,894.94
  5. Step 5: Solve for x
    x = 42,462,097,894.94/222,069.30
  6. Step 6: Final answer
    x = 191,211.02

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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.