Home / 754,499.03-1,131,508.51-248,965.81

Finding the Fourth Proportional to 754,499.03, 1,131,508.51 and 248,965.81

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Solution

The fourth proportional to 754,499.03, 1,131,508.51 and 248,965.81 is: 373,369.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,499.03 : 1,131,508.51 = 248,965.81 : x
  2. Step 2: Convert to fraction form
    754,499.03/1,131,508.51 = 248,965.81/x
  3. Step 3: Cross multiply
    754,499.03x = 1,131,508.51 × 248,965.81
  4. Step 4: Simplify right side
    754,499.03x = 281,706,929,262.86
  5. Step 5: Solve for x
    x = 281,706,929,262.86/754,499.03
  6. Step 6: Final answer
    x = 373,369.51

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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.