Home / 823,820.62-1,136,775.24-474,957.11

Finding the Fourth Proportional to 823,820.62, 1,136,775.24 and 474,957.11

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Solution

The fourth proportional to 823,820.62, 1,136,775.24 and 474,957.11 is: 655,384.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,820.62 : 1,136,775.24 = 474,957.11 : x
  2. Step 2: Convert to fraction form
    823,820.62/1,136,775.24 = 474,957.11/x
  3. Step 3: Cross multiply
    823,820.62x = 1,136,775.24 × 474,957.11
  4. Step 4: Simplify right side
    823,820.62x = 539,919,482,709.96
  5. Step 5: Solve for x
    x = 539,919,482,709.96/823,820.62
  6. Step 6: Final answer
    x = 655,384.76

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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.