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Finding the Fourth Proportional to 302,157.95, 452,744.85 and 222,441.80

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Solution

The fourth proportional to 302,157.95, 452,744.85 and 222,441.80 is: 333,300.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,157.95 : 452,744.85 = 222,441.80 : x
  2. Step 2: Convert to fraction form
    302,157.95/452,744.85 = 222,441.80/x
  3. Step 3: Cross multiply
    302,157.95x = 452,744.85 × 222,441.80
  4. Step 4: Simplify right side
    302,157.95x = 100,709,379,374.73
  5. Step 5: Solve for x
    x = 100,709,379,374.73/302,157.95
  6. Step 6: Final answer
    x = 333,300.45

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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.