Home / 679,260.31-1,018,827.98-229,929.82

Finding the Fourth Proportional to 679,260.31, 1,018,827.98 and 229,929.82

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Solution

The fourth proportional to 679,260.31, 1,018,827.98 and 229,929.82 is: 344,873.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,260.31 : 1,018,827.98 = 229,929.82 : x
  2. Step 2: Convert to fraction form
    679,260.31/1,018,827.98 = 229,929.82/x
  3. Step 3: Cross multiply
    679,260.31x = 1,018,827.98 × 229,929.82
  4. Step 4: Simplify right side
    679,260.31x = 234,258,928,958.22
  5. Step 5: Solve for x
    x = 234,258,928,958.22/679,260.31
  6. Step 6: Final answer
    x = 344,873.57

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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.