Home / 767,203.62-1,058,741.08-427,671.88

Finding the Fourth Proportional to 767,203.62, 1,058,741.08 and 427,671.88

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Solution

The fourth proportional to 767,203.62, 1,058,741.08 and 427,671.88 is: 590,187.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,203.62 : 1,058,741.08 = 427,671.88 : x
  2. Step 2: Convert to fraction form
    767,203.62/1,058,741.08 = 427,671.88/x
  3. Step 3: Cross multiply
    767,203.62x = 1,058,741.08 × 427,671.88
  4. Step 4: Simplify right side
    767,203.62x = 452,793,788,116.83
  5. Step 5: Solve for x
    x = 452,793,788,116.83/767,203.62
  6. Step 6: Final answer
    x = 590,187.24

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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.