Home / 762,058.66-1,142,372.70-256,265.86

Finding the Fourth Proportional to 762,058.66, 1,142,372.70 and 256,265.86

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Solution

The fourth proportional to 762,058.66, 1,142,372.70 and 256,265.86 is: 384,158.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,058.66 : 1,142,372.70 = 256,265.86 : x
  2. Step 2: Convert to fraction form
    762,058.66/1,142,372.70 = 256,265.86/x
  3. Step 3: Cross multiply
    762,058.66x = 1,142,372.70 × 256,265.86
  4. Step 4: Simplify right side
    762,058.66x = 292,751,122,406.02
  5. Step 5: Solve for x
    x = 292,751,122,406.02/762,058.66
  6. Step 6: Final answer
    x = 384,158.25

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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.