Home / 767,764.94-1,059,512.64-423,622.29

Finding the Fourth Proportional to 767,764.94, 1,059,512.64 and 423,622.29

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Solution

The fourth proportional to 767,764.94, 1,059,512.64 and 423,622.29 is: 584,597.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,764.94 : 1,059,512.64 = 423,622.29 : x
  2. Step 2: Convert to fraction form
    767,764.94/1,059,512.64 = 423,622.29/x
  3. Step 3: Cross multiply
    767,764.94x = 1,059,512.64 × 423,622.29
  4. Step 4: Simplify right side
    767,764.94x = 448,833,170,840.75
  5. Step 5: Solve for x
    x = 448,833,170,840.75/767,764.94
  6. Step 6: Final answer
    x = 584,597.12

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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.