Home / 548,983.08-757,423.92-307,227.24

Finding the Fourth Proportional to 548,983.08, 757,423.92 and 307,227.24

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Solution

The fourth proportional to 548,983.08, 757,423.92 and 307,227.24 is: 423,876.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,983.08 : 757,423.92 = 307,227.24 : x
  2. Step 2: Convert to fraction form
    548,983.08/757,423.92 = 307,227.24/x
  3. Step 3: Cross multiply
    548,983.08x = 757,423.92 × 307,227.24
  4. Step 4: Simplify right side
    548,983.08x = 232,701,260,451.58
  5. Step 5: Solve for x
    x = 232,701,260,451.58/548,983.08
  6. Step 6: Final answer
    x = 423,876.93

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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.