Home / 626,607.38-939,864.35-200,188.26

Finding the Fourth Proportional to 626,607.38, 939,864.35 and 200,188.26

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Solution

The fourth proportional to 626,607.38, 939,864.35 and 200,188.26 is: 300,267.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,607.38 : 939,864.35 = 200,188.26 : x
  2. Step 2: Convert to fraction form
    626,607.38/939,864.35 = 200,188.26/x
  3. Step 3: Cross multiply
    626,607.38x = 939,864.35 × 200,188.26
  4. Step 4: Simplify right side
    626,607.38x = 188,149,809,363.00
  5. Step 5: Solve for x
    x = 188,149,809,363.00/626,607.38
  6. Step 6: Final answer
    x = 300,267.46

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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.