Home / 1,057,546.56-1,586,319.80-309,592.56

Finding the Fourth Proportional to 1,057,546.56, 1,586,319.80 and 309,592.56

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Solution

The fourth proportional to 1,057,546.56, 1,586,319.80 and 309,592.56 is: 464,388.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,546.56 : 1,586,319.80 = 309,592.56 : x
  2. Step 2: Convert to fraction form
    1,057,546.56/1,586,319.80 = 309,592.56/x
  3. Step 3: Cross multiply
    1,057,546.56x = 1,586,319.80 × 309,592.56
  4. Step 4: Simplify right side
    1,057,546.56x = 491,112,807,860.69
  5. Step 5: Solve for x
    x = 491,112,807,860.69/1,057,546.56
  6. Step 6: Final answer
    x = 464,388.83

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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.