Home / 358,603.26-537,721.29-200,789.34

Finding the Fourth Proportional to 358,603.26, 537,721.29 and 200,789.34

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Solution

The fourth proportional to 358,603.26, 537,721.29 and 200,789.34 is: 301,081.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,603.26 : 537,721.29 = 200,789.34 : x
  2. Step 2: Convert to fraction form
    358,603.26/537,721.29 = 200,789.34/x
  3. Step 3: Cross multiply
    358,603.26x = 537,721.29 × 200,789.34
  4. Step 4: Simplify right side
    358,603.26x = 107,968,702,923.05
  5. Step 5: Solve for x
    x = 107,968,702,923.05/358,603.26
  6. Step 6: Final answer
    x = 301,081.21

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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.