Home / 665,218.92-999,031.06-614,563.44

Finding the Fourth Proportional to 665,218.92, 999,031.06 and 614,563.44

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Solution

The fourth proportional to 665,218.92, 999,031.06 and 614,563.44 is: 922,956.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,218.92 : 999,031.06 = 614,563.44 : x
  2. Step 2: Convert to fraction form
    665,218.92/999,031.06 = 614,563.44/x
  3. Step 3: Cross multiply
    665,218.92x = 999,031.06 × 614,563.44
  4. Step 4: Simplify right side
    665,218.92x = 613,967,964,900.45
  5. Step 5: Solve for x
    x = 613,967,964,900.45/665,218.92
  6. Step 6: Final answer
    x = 922,956.26

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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.