Home / 566,049.36-781,203.39-422,560.29

Finding the Fourth Proportional to 566,049.36, 781,203.39 and 422,560.29

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Solution

The fourth proportional to 566,049.36, 781,203.39 and 422,560.29 is: 583,174.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,049.36 : 781,203.39 = 422,560.29 : x
  2. Step 2: Convert to fraction form
    566,049.36/781,203.39 = 422,560.29/x
  3. Step 3: Cross multiply
    566,049.36x = 781,203.39 × 422,560.29
  4. Step 4: Simplify right side
    566,049.36x = 330,105,532,372.30
  5. Step 5: Solve for x
    x = 330,105,532,372.30/566,049.36
  6. Step 6: Final answer
    x = 583,174.46

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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.