Home / 798,309.72-1,101,658.37-454,137.57

Finding the Fourth Proportional to 798,309.72, 1,101,658.37 and 454,137.57

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Solution

The fourth proportional to 798,309.72, 1,101,658.37 and 454,137.57 is: 626,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,309.72 : 1,101,658.37 = 454,137.57 : x
  2. Step 2: Convert to fraction form
    798,309.72/1,101,658.37 = 454,137.57/x
  3. Step 3: Cross multiply
    798,309.72x = 1,101,658.37 × 454,137.57
  4. Step 4: Simplify right side
    798,309.72x = 500,304,452,851.27
  5. Step 5: Solve for x
    x = 500,304,452,851.27/798,309.72
  6. Step 6: Final answer
    x = 626,704.70

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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.