Home / 923,928.84-1,388,353.54-497,791.90

Finding the Fourth Proportional to 923,928.84, 1,388,353.54 and 497,791.90

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Solution

The fourth proportional to 923,928.84, 1,388,353.54 and 497,791.90 is: 748,013.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,928.84 : 1,388,353.54 = 497,791.90 : x
  2. Step 2: Convert to fraction form
    923,928.84/1,388,353.54 = 497,791.90/x
  3. Step 3: Cross multiply
    923,928.84x = 1,388,353.54 × 497,791.90
  4. Step 4: Simplify right side
    923,928.84x = 691,111,146,548.33
  5. Step 5: Solve for x
    x = 691,111,146,548.33/923,928.84
  6. Step 6: Final answer
    x = 748,013.39

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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.