Home / 843,063.62-1,163,398.92-480,604.20

Finding the Fourth Proportional to 843,063.62, 1,163,398.92 and 480,604.20

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Solution

The fourth proportional to 843,063.62, 1,163,398.92 and 480,604.20 is: 663,217.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,063.62 : 1,163,398.92 = 480,604.20 : x
  2. Step 2: Convert to fraction form
    843,063.62/1,163,398.92 = 480,604.20/x
  3. Step 3: Cross multiply
    843,063.62x = 1,163,398.92 × 480,604.20
  4. Step 4: Simplify right side
    843,063.62x = 559,134,407,227.46
  5. Step 5: Solve for x
    x = 559,134,407,227.46/843,063.62
  6. Step 6: Final answer
    x = 663,217.34

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Double scale
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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.