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Finding the Fourth Proportional to 222,242.71, 333,550.95 and 208,230.10

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Solution

The fourth proportional to 222,242.71, 333,550.95 and 208,230.10 is: 312,520.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,242.71 : 333,550.95 = 208,230.10 : x
  2. Step 2: Convert to fraction form
    222,242.71/333,550.95 = 208,230.10/x
  3. Step 3: Cross multiply
    222,242.71x = 333,550.95 × 208,230.10
  4. Step 4: Simplify right side
    222,242.71x = 69,455,347,673.60
  5. Step 5: Solve for x
    x = 69,455,347,673.60/222,242.71
  6. Step 6: Final answer
    x = 312,520.25

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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.