Home / 767,060.22-1,058,544.27-427,521.18

Finding the Fourth Proportional to 767,060.22, 1,058,544.27 and 427,521.18

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Solution

The fourth proportional to 767,060.22, 1,058,544.27 and 427,521.18 is: 589,979.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,060.22 : 1,058,544.27 = 427,521.18 : x
  2. Step 2: Convert to fraction form
    767,060.22/1,058,544.27 = 427,521.18/x
  3. Step 3: Cross multiply
    767,060.22x = 1,058,544.27 × 427,521.18
  4. Step 4: Simplify right side
    767,060.22x = 452,550,095,392.64
  5. Step 5: Solve for x
    x = 452,550,095,392.64/767,060.22
  6. Step 6: Final answer
    x = 589,979.88

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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.