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Finding the Fourth Proportional to 334,362.20, 501,543.30 and 222,193.40

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Solution

The fourth proportional to 334,362.20, 501,543.30 and 222,193.40 is: 333,290.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,362.20 : 501,543.30 = 222,193.40 : x
  2. Step 2: Convert to fraction form
    334,362.20/501,543.30 = 222,193.40/x
  3. Step 3: Cross multiply
    334,362.20x = 501,543.30 × 222,193.40
  4. Step 4: Simplify right side
    334,362.20x = 111,439,611,074.22
  5. Step 5: Solve for x
    x = 111,439,611,074.22/334,362.20
  6. Step 6: Final answer
    x = 333,290.10

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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.