Home / 706,410.51-1,059,615.96-207,774.51

Finding the Fourth Proportional to 706,410.51, 1,059,615.96 and 207,774.51

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Solution

The fourth proportional to 706,410.51, 1,059,615.96 and 207,774.51 is: 311,661.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,410.51 : 1,059,615.96 = 207,774.51 : x
  2. Step 2: Convert to fraction form
    706,410.51/1,059,615.96 = 207,774.51/x
  3. Step 3: Cross multiply
    706,410.51x = 1,059,615.96 × 207,774.51
  4. Step 4: Simplify right side
    706,410.51x = 220,161,181,579.10
  5. Step 5: Solve for x
    x = 220,161,181,579.10/706,410.51
  6. Step 6: Final answer
    x = 311,661.82

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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.