Home / 293,315.60-404,781.28-191,406.26

Finding the Fourth Proportional to 293,315.60, 404,781.28 and 191,406.26

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Solution

The fourth proportional to 293,315.60, 404,781.28 and 191,406.26 is: 264,144.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,315.60 : 404,781.28 = 191,406.26 : x
  2. Step 2: Convert to fraction form
    293,315.60/404,781.28 = 191,406.26/x
  3. Step 3: Cross multiply
    293,315.60x = 404,781.28 × 191,406.26
  4. Step 4: Simplify right side
    293,315.60x = 77,477,671,456.25
  5. Step 5: Solve for x
    x = 77,477,671,456.25/293,315.60
  6. Step 6: Final answer
    x = 264,144.39

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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.