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Finding the Fourth Proportional to 273,728.99, 375,002.48 and 263,494.89

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Solution

The fourth proportional to 273,728.99, 375,002.48 and 263,494.89 is: 360,981.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,728.99 : 375,002.48 = 263,494.89 : x
  2. Step 2: Convert to fraction form
    273,728.99/375,002.48 = 263,494.89/x
  3. Step 3: Cross multiply
    273,728.99x = 375,002.48 × 263,494.89
  4. Step 4: Simplify right side
    273,728.99x = 98,811,234,742.39
  5. Step 5: Solve for x
    x = 98,811,234,742.39/273,728.99
  6. Step 6: Final answer
    x = 360,981.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.