Home / 951,980.04-1,428,396.52-519,839.64

Finding the Fourth Proportional to 951,980.04, 1,428,396.52 and 519,839.64

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Solution

The fourth proportional to 951,980.04, 1,428,396.52 and 519,839.64 is: 779,992.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,980.04 : 1,428,396.52 = 519,839.64 : x
  2. Step 2: Convert to fraction form
    951,980.04/1,428,396.52 = 519,839.64/x
  3. Step 3: Cross multiply
    951,980.04x = 1,428,396.52 × 519,839.64
  4. Step 4: Simplify right side
    951,980.04x = 742,537,132,734.05
  5. Step 5: Solve for x
    x = 742,537,132,734.05/951,980.04
  6. Step 6: Final answer
    x = 779,992.33

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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.