Home / 616,942.39-925,069.72-190,357.11

Finding the Fourth Proportional to 616,942.39, 925,069.72 and 190,357.11

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Solution

The fourth proportional to 616,942.39, 925,069.72 and 190,357.11 is: 285,429.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,942.39 : 925,069.72 = 190,357.11 : x
  2. Step 2: Convert to fraction form
    616,942.39/925,069.72 = 190,357.11/x
  3. Step 3: Cross multiply
    616,942.39x = 925,069.72 × 190,357.11
  4. Step 4: Simplify right side
    616,942.39x = 176,093,598,447.71
  5. Step 5: Solve for x
    x = 176,093,598,447.71/616,942.39
  6. Step 6: Final answer
    x = 285,429.57

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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.