Home / 767,244.24-1,058,758.56-427,646.88

Finding the Fourth Proportional to 767,244.24, 1,058,758.56 and 427,646.88

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Solution

The fourth proportional to 767,244.24, 1,058,758.56 and 427,646.88 is: 590,131.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,244.24 : 1,058,758.56 = 427,646.88 : x
  2. Step 2: Convert to fraction form
    767,244.24/1,058,758.56 = 427,646.88/x
  3. Step 3: Cross multiply
    767,244.24x = 1,058,758.56 × 427,646.88
  4. Step 4: Simplify right side
    767,244.24x = 452,774,794,857.29
  5. Step 5: Solve for x
    x = 452,774,794,857.29/767,244.24
  6. Step 6: Final answer
    x = 590,131.24

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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.