Home / 303,929.87-455,487.25-236,543.27

Finding the Fourth Proportional to 303,929.87, 455,487.25 and 236,543.27

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Solution

The fourth proportional to 303,929.87, 455,487.25 and 236,543.27 is: 354,497.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,929.87 : 455,487.25 = 236,543.27 : x
  2. Step 2: Convert to fraction form
    303,929.87/455,487.25 = 236,543.27/x
  3. Step 3: Cross multiply
    303,929.87x = 455,487.25 × 236,543.27
  4. Step 4: Simplify right side
    303,929.87x = 107,742,440,098.16
  5. Step 5: Solve for x
    x = 107,742,440,098.16/303,929.87
  6. Step 6: Final answer
    x = 354,497.71

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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.