Home / 836,093.88-1,153,815.64-454,120.56

Finding the Fourth Proportional to 836,093.88, 1,153,815.64 and 454,120.56

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Solution

The fourth proportional to 836,093.88, 1,153,815.64 and 454,120.56 is: 626,689.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,093.88 : 1,153,815.64 = 454,120.56 : x
  2. Step 2: Convert to fraction form
    836,093.88/1,153,815.64 = 454,120.56/x
  3. Step 3: Cross multiply
    836,093.88x = 1,153,815.64 × 454,120.56
  4. Step 4: Simplify right side
    836,093.88x = 523,971,403,438.26
  5. Step 5: Solve for x
    x = 523,971,403,438.26/836,093.88
  6. Step 6: Final answer
    x = 626,689.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.