Home / 459,288.08-689,310.84-234,814.16

Finding the Fourth Proportional to 459,288.08, 689,310.84 and 234,814.16

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Solution

The fourth proportional to 459,288.08, 689,310.84 and 234,814.16 is: 352,414.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,288.08 : 689,310.84 = 234,814.16 : x
  2. Step 2: Convert to fraction form
    459,288.08/689,310.84 = 234,814.16/x
  3. Step 3: Cross multiply
    459,288.08x = 689,310.84 × 234,814.16
  4. Step 4: Simplify right side
    459,288.08x = 161,859,945,873.49
  5. Step 5: Solve for x
    x = 161,859,945,873.49/459,288.08
  6. Step 6: Final answer
    x = 352,414.86

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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.