Home / 767,351.54-1,058,953.02-423,199.82

Finding the Fourth Proportional to 767,351.54, 1,058,953.02 and 423,199.82

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Solution

The fourth proportional to 767,351.54, 1,058,953.02 and 423,199.82 is: 584,020.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,351.54 : 1,058,953.02 = 423,199.82 : x
  2. Step 2: Convert to fraction form
    767,351.54/1,058,953.02 = 423,199.82/x
  3. Step 3: Cross multiply
    767,351.54x = 1,058,953.02 × 423,199.82
  4. Step 4: Simplify right side
    767,351.54x = 448,148,727,452.46
  5. Step 5: Solve for x
    x = 448,148,727,452.46/767,351.54
  6. Step 6: Final answer
    x = 584,020.11

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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.