Home / 654,050.64-982,964.30-608,642.38

Finding the Fourth Proportional to 654,050.64, 982,964.30 and 608,642.38

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Solution

The fourth proportional to 654,050.64, 982,964.30 and 608,642.38 is: 914,720.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,050.64 : 982,964.30 = 608,642.38 : x
  2. Step 2: Convert to fraction form
    654,050.64/982,964.30 = 608,642.38/x
  3. Step 3: Cross multiply
    654,050.64x = 982,964.30 × 608,642.38
  4. Step 4: Simplify right side
    654,050.64x = 598,273,731,007.03
  5. Step 5: Solve for x
    x = 598,273,731,007.03/654,050.64
  6. Step 6: Final answer
    x = 914,720.81

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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.