Home / 650,582.59-976,207.44-313,910.35

Finding the Fourth Proportional to 650,582.59, 976,207.44 and 313,910.35

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Solution

The fourth proportional to 650,582.59, 976,207.44 and 313,910.35 is: 471,026.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,582.59 : 976,207.44 = 313,910.35 : x
  2. Step 2: Convert to fraction form
    650,582.59/976,207.44 = 313,910.35/x
  3. Step 3: Cross multiply
    650,582.59x = 976,207.44 × 313,910.35
  4. Step 4: Simplify right side
    650,582.59x = 306,441,619,163.00
  5. Step 5: Solve for x
    x = 306,441,619,163.00/650,582.59
  6. Step 6: Final answer
    x = 471,026.47

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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.