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Finding the Fourth Proportional to 293,452.10, 440,048.55 and 115,900.10

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Solution

The fourth proportional to 293,452.10, 440,048.55 and 115,900.10 is: 173,798.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,452.10 : 440,048.55 = 115,900.10 : x
  2. Step 2: Convert to fraction form
    293,452.10/440,048.55 = 115,900.10/x
  3. Step 3: Cross multiply
    293,452.10x = 440,048.55 × 115,900.10
  4. Step 4: Simplify right side
    293,452.10x = 51,001,670,949.86
  5. Step 5: Solve for x
    x = 51,001,670,949.86/293,452.10
  6. Step 6: Final answer
    x = 173,798.96

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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.