Home / 579,972.48-800,197.56-338,265.60

Finding the Fourth Proportional to 579,972.48, 800,197.56 and 338,265.60

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Solution

The fourth proportional to 579,972.48, 800,197.56 and 338,265.60 is: 466,710.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,972.48 : 800,197.56 = 338,265.60 : x
  2. Step 2: Convert to fraction form
    579,972.48/800,197.56 = 338,265.60/x
  3. Step 3: Cross multiply
    579,972.48x = 800,197.56 × 338,265.60
  4. Step 4: Simplify right side
    579,972.48x = 270,679,307,751.94
  5. Step 5: Solve for x
    x = 270,679,307,751.94/579,972.48
  6. Step 6: Final answer
    x = 466,710.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.