Home / 980,044.56-1,469,133.72-314,730

Finding the Fourth Proportional to 980,044.56, 1,469,133.72 and 314,730

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Solution

The fourth proportional to 980,044.56, 1,469,133.72 and 314,730 is: 471,795.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,044.56 : 1,469,133.72 = 314,730 : x
  2. Step 2: Convert to fraction form
    980,044.56/1,469,133.72 = 314,730/x
  3. Step 3: Cross multiply
    980,044.56x = 1,469,133.72 × 314,730
  4. Step 4: Simplify right side
    980,044.56x = 462,380,455,695.60
  5. Step 5: Solve for x
    x = 462,380,455,695.60/980,044.56
  6. Step 6: Final answer
    x = 471,795.34

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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.