Home / 758,858.92-1,138,261.24-190,244.76

Finding the Fourth Proportional to 758,858.92, 1,138,261.24 and 190,244.76

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Solution

The fourth proportional to 758,858.92, 1,138,261.24 and 190,244.76 is: 285,360.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,858.92 : 1,138,261.24 = 190,244.76 : x
  2. Step 2: Convert to fraction form
    758,858.92/1,138,261.24 = 190,244.76/x
  3. Step 3: Cross multiply
    758,858.92x = 1,138,261.24 × 190,244.76
  4. Step 4: Simplify right side
    758,858.92x = 216,548,236,421.10
  5. Step 5: Solve for x
    x = 216,548,236,421.10/758,858.92
  6. Step 6: Final answer
    x = 285,360.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.