Home / 926,103.10-1,277,616.78-543,957.64

Finding the Fourth Proportional to 926,103.10, 1,277,616.78 and 543,957.64

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Solution

The fourth proportional to 926,103.10, 1,277,616.78 and 543,957.64 is: 750,423.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,103.10 : 1,277,616.78 = 543,957.64 : x
  2. Step 2: Convert to fraction form
    926,103.10/1,277,616.78 = 543,957.64/x
  3. Step 3: Cross multiply
    926,103.10x = 1,277,616.78 × 543,957.64
  4. Step 4: Simplify right side
    926,103.10x = 694,969,408,473.20
  5. Step 5: Solve for x
    x = 694,969,408,473.20/926,103.10
  6. Step 6: Final answer
    x = 750,423.37

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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.