Home / 417,026.55-625,055.94-191,914.38

Finding the Fourth Proportional to 417,026.55, 625,055.94 and 191,914.38

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Solution

The fourth proportional to 417,026.55, 625,055.94 and 191,914.38 is: 287,648.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,026.55 : 625,055.94 = 191,914.38 : x
  2. Step 2: Convert to fraction form
    417,026.55/625,055.94 = 191,914.38/x
  3. Step 3: Cross multiply
    417,026.55x = 625,055.94 × 191,914.38
  4. Step 4: Simplify right side
    417,026.55x = 119,957,223,190.42
  5. Step 5: Solve for x
    x = 119,957,223,190.42/417,026.55
  6. Step 6: Final answer
    x = 287,648.89

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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.