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Finding the Fourth Proportional to 629,507.80, 944,260.53 and 197,258.36

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Solution

The fourth proportional to 629,507.80, 944,260.53 and 197,258.36 is: 295,887.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,507.80 : 944,260.53 = 197,258.36 : x
  2. Step 2: Convert to fraction form
    629,507.80/944,260.53 = 197,258.36/x
  3. Step 3: Cross multiply
    629,507.80x = 944,260.53 × 197,258.36
  4. Step 4: Simplify right side
    629,507.80x = 186,263,283,560.53
  5. Step 5: Solve for x
    x = 186,263,283,560.53/629,507.80
  6. Step 6: Final answer
    x = 295,887.17

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Similar ratio
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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.