Home / 299,240.07-412,577.78-191,633.19

Finding the Fourth Proportional to 299,240.07, 412,577.78 and 191,633.19

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Solution

The fourth proportional to 299,240.07, 412,577.78 and 191,633.19 is: 264,214.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,240.07 : 412,577.78 = 191,633.19 : x
  2. Step 2: Convert to fraction form
    299,240.07/412,577.78 = 191,633.19/x
  3. Step 3: Cross multiply
    299,240.07x = 412,577.78 × 191,633.19
  4. Step 4: Simplify right side
    299,240.07x = 79,063,594,041.63
  5. Step 5: Solve for x
    x = 79,063,594,041.63/299,240.07
  6. Step 6: Final answer
    x = 264,214.60

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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.