Home / 656,153.07-984,136.14-206,815.52

Finding the Fourth Proportional to 656,153.07, 984,136.14 and 206,815.52

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Solution

The fourth proportional to 656,153.07, 984,136.14 and 206,815.52 is: 310,193.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,153.07 : 984,136.14 = 206,815.52 : x
  2. Step 2: Convert to fraction form
    656,153.07/984,136.14 = 206,815.52/x
  3. Step 3: Cross multiply
    656,153.07x = 984,136.14 × 206,815.52
  4. Step 4: Simplify right side
    656,153.07x = 203,534,630,005.23
  5. Step 5: Solve for x
    x = 203,534,630,005.23/656,153.07
  6. Step 6: Final answer
    x = 310,193.83

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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.