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Finding the Fourth Proportional to 224,739.40, 337,109.10 and 207,632.20

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Solution

The fourth proportional to 224,739.40, 337,109.10 and 207,632.20 is: 311,448.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,739.40 : 337,109.10 = 207,632.20 : x
  2. Step 2: Convert to fraction form
    224,739.40/337,109.10 = 207,632.20/x
  3. Step 3: Cross multiply
    224,739.40x = 337,109.10 × 207,632.20
  4. Step 4: Simplify right side
    224,739.40x = 69,994,704,073.02
  5. Step 5: Solve for x
    x = 69,994,704,073.02/224,739.40
  6. Step 6: Final answer
    x = 311,448.30

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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.