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Finding the Fourth Proportional to 347,271.20, 522,073.20 and 295,949.60

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Solution

The fourth proportional to 347,271.20, 522,073.20 and 295,949.60 is: 444,918.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,271.20 : 522,073.20 = 295,949.60 : x
  2. Step 2: Convert to fraction form
    347,271.20/522,073.20 = 295,949.60/x
  3. Step 3: Cross multiply
    347,271.20x = 522,073.20 × 295,949.60
  4. Step 4: Simplify right side
    347,271.20x = 154,507,354,710.72
  5. Step 5: Solve for x
    x = 154,507,354,710.72/347,271.20
  6. Step 6: Final answer
    x = 444,918.42

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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.