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Finding the Fourth Proportional to 223,613.80, 335,420.70 and 222,301.60

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Solution

The fourth proportional to 223,613.80, 335,420.70 and 222,301.60 is: 333,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,613.80 : 335,420.70 = 222,301.60 : x
  2. Step 2: Convert to fraction form
    223,613.80/335,420.70 = 222,301.60/x
  3. Step 3: Cross multiply
    223,613.80x = 335,420.70 × 222,301.60
  4. Step 4: Simplify right side
    223,613.80x = 74,564,558,283.12
  5. Step 5: Solve for x
    x = 74,564,558,283.12/223,613.80
  6. Step 6: Final answer
    x = 333,452.40

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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.