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Finding the Fourth Proportional to 200,759.40, 300,555.90 and 194,927.40

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Solution

The fourth proportional to 200,759.40, 300,555.90 and 194,927.40 is: 291,824.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,759.40 : 300,555.90 = 194,927.40 : x
  2. Step 2: Convert to fraction form
    200,759.40/300,555.90 = 194,927.40/x
  3. Step 3: Cross multiply
    200,759.40x = 300,555.90 × 194,927.40
  4. Step 4: Simplify right side
    200,759.40x = 58,586,580,141.66
  5. Step 5: Solve for x
    x = 58,586,580,141.66/200,759.40
  6. Step 6: Final answer
    x = 291,824.84

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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.