Home / 718,374.23-1,077,249.03-205,926.51

Finding the Fourth Proportional to 718,374.23, 1,077,249.03 and 205,926.51

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Solution

The fourth proportional to 718,374.23, 1,077,249.03 and 205,926.51 is: 308,800.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,374.23 : 1,077,249.03 = 205,926.51 : x
  2. Step 2: Convert to fraction form
    718,374.23/1,077,249.03 = 205,926.51/x
  3. Step 3: Cross multiply
    718,374.23x = 1,077,249.03 × 205,926.51
  4. Step 4: Simplify right side
    718,374.23x = 221,834,129,683.44
  5. Step 5: Solve for x
    x = 221,834,129,683.44/718,374.23
  6. Step 6: Final answer
    x = 308,800.23

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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.