Home / 648,765.72-973,042.92-227,943.36

Finding the Fourth Proportional to 648,765.72, 973,042.92 and 227,943.36

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Solution

The fourth proportional to 648,765.72, 973,042.92 and 227,943.36 is: 341,877.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,765.72 : 973,042.92 = 227,943.36 : x
  2. Step 2: Convert to fraction form
    648,765.72/973,042.92 = 227,943.36/x
  3. Step 3: Cross multiply
    648,765.72x = 973,042.92 × 227,943.36
  4. Step 4: Simplify right side
    648,765.72x = 221,798,672,609.01
  5. Step 5: Solve for x
    x = 221,798,672,609.01/648,765.72
  6. Step 6: Final answer
    x = 341,877.92

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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.