Home / 651,040.77-976,840.16-335,719.11

Finding the Fourth Proportional to 651,040.77, 976,840.16 and 335,719.11

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Solution

The fourth proportional to 651,040.77, 976,840.16 and 335,719.11 is: 503,722.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,040.77 : 976,840.16 = 335,719.11 : x
  2. Step 2: Convert to fraction form
    651,040.77/976,840.16 = 335,719.11/x
  3. Step 3: Cross multiply
    651,040.77x = 976,840.16 × 335,719.11
  4. Step 4: Simplify right side
    651,040.77x = 327,943,911,112.01
  5. Step 5: Solve for x
    x = 327,943,911,112.01/651,040.77
  6. Step 6: Final answer
    x = 503,722.54

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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.