Home / 568,541.77-784,656.45-323,586.09

Finding the Fourth Proportional to 568,541.77, 784,656.45 and 323,586.09

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Solution

The fourth proportional to 568,541.77, 784,656.45 and 323,586.09 is: 446,587.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,541.77 : 784,656.45 = 323,586.09 : x
  2. Step 2: Convert to fraction form
    568,541.77/784,656.45 = 323,586.09/x
  3. Step 3: Cross multiply
    568,541.77x = 784,656.45 × 323,586.09
  4. Step 4: Simplify right side
    568,541.77x = 253,903,912,648.78
  5. Step 5: Solve for x
    x = 253,903,912,648.78/568,541.77
  6. Step 6: Final answer
    x = 446,587.97

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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.