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Finding the Fourth Proportional to 404,453.80, 606,680.70 and 341,468.20

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Solution

The fourth proportional to 404,453.80, 606,680.70 and 341,468.20 is: 512,202.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,453.80 : 606,680.70 = 341,468.20 : x
  2. Step 2: Convert to fraction form
    404,453.80/606,680.70 = 341,468.20/x
  3. Step 3: Cross multiply
    404,453.80x = 606,680.70 × 341,468.20
  4. Step 4: Simplify right side
    404,453.80x = 207,162,166,603.74
  5. Step 5: Solve for x
    x = 207,162,166,603.74/404,453.80
  6. Step 6: Final answer
    x = 512,202.30

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1.5x scale

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.