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Finding the Fourth Proportional to 222,241.71, 333,549.45 and 208,229.10

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Solution

The fourth proportional to 222,241.71, 333,549.45 and 208,229.10 is: 312,518.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,241.71 : 333,549.45 = 208,229.10 : x
  2. Step 2: Convert to fraction form
    222,241.71/333,549.45 = 208,229.10/x
  3. Step 3: Cross multiply
    222,241.71x = 333,549.45 × 208,229.10
  4. Step 4: Simplify right side
    222,241.71x = 69,454,701,779.00
  5. Step 5: Solve for x
    x = 69,454,701,779.00/222,241.71
  6. Step 6: Final answer
    x = 312,518.75

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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.