Home / 401,934.75-602,914.88-202,145.92

Finding the Fourth Proportional to 401,934.75, 602,914.88 and 202,145.92

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Solution

The fourth proportional to 401,934.75, 602,914.88 and 202,145.92 is: 303,225.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,934.75 : 602,914.88 = 202,145.92 : x
  2. Step 2: Convert to fraction form
    401,934.75/602,914.88 = 202,145.92/x
  3. Step 3: Cross multiply
    401,934.75x = 602,914.88 × 202,145.92
  4. Step 4: Simplify right side
    401,934.75x = 121,876,783,099.29
  5. Step 5: Solve for x
    x = 121,876,783,099.29/401,934.75
  6. Step 6: Final answer
    x = 303,225.29

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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.