Home / 767,336.47-1,058,926.44-423,163.87

Finding the Fourth Proportional to 767,336.47, 1,058,926.44 and 423,163.87

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Solution

The fourth proportional to 767,336.47, 1,058,926.44 and 423,163.87 is: 583,967.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,336.47 : 1,058,926.44 = 423,163.87 : x
  2. Step 2: Convert to fraction form
    767,336.47/1,058,926.44 = 423,163.87/x
  3. Step 3: Cross multiply
    767,336.47x = 1,058,926.44 × 423,163.87
  4. Step 4: Simplify right side
    767,336.47x = 448,099,410,395.72
  5. Step 5: Solve for x
    x = 448,099,410,395.72/767,336.47
  6. Step 6: Final answer
    x = 583,967.30

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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.