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Finding the Fourth Proportional to 341,261.60, 511,153.64 and 222,572.88

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Solution

The fourth proportional to 341,261.60, 511,153.64 and 222,572.88 is: 333,377.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,261.60 : 511,153.64 = 222,572.88 : x
  2. Step 2: Convert to fraction form
    341,261.60/511,153.64 = 222,572.88/x
  3. Step 3: Cross multiply
    341,261.60x = 511,153.64 × 222,572.88
  4. Step 4: Simplify right side
    341,261.60x = 113,768,937,777.28
  5. Step 5: Solve for x
    x = 113,768,937,777.28/341,261.60
  6. Step 6: Final answer
    x = 333,377.50

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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.