Home / 724,007.60-1,084,942.20-524,747.60

Finding the Fourth Proportional to 724,007.60, 1,084,942.20 and 524,747.60

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Solution

The fourth proportional to 724,007.60, 1,084,942.20 and 524,747.60 is: 786,346.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,007.60 : 1,084,942.20 = 524,747.60 : x
  2. Step 2: Convert to fraction form
    724,007.60/1,084,942.20 = 524,747.60/x
  3. Step 3: Cross multiply
    724,007.60x = 1,084,942.20 × 524,747.60
  4. Step 4: Simplify right side
    724,007.60x = 569,320,815,588.72
  5. Step 5: Solve for x
    x = 569,320,815,588.72/724,007.60
  6. Step 6: Final answer
    x = 786,346.46

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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.