Home / 716,249.27-988,564.41-410,530.59

Finding the Fourth Proportional to 716,249.27, 988,564.41 and 410,530.59

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Solution

The fourth proportional to 716,249.27, 988,564.41 and 410,530.59 is: 566,612.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,249.27 : 988,564.41 = 410,530.59 : x
  2. Step 2: Convert to fraction form
    716,249.27/988,564.41 = 410,530.59/x
  3. Step 3: Cross multiply
    716,249.27x = 988,564.41 × 410,530.59
  4. Step 4: Simplify right side
    716,249.27x = 405,835,930,490.30
  5. Step 5: Solve for x
    x = 405,835,930,490.30/716,249.27
  6. Step 6: Final answer
    x = 566,612.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.