Home / 459,586.62-689,585.01-234,828.78

Finding the Fourth Proportional to 459,586.62, 689,585.01 and 234,828.78

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Solution

The fourth proportional to 459,586.62, 689,585.01 and 234,828.78 is: 352,347.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,586.62 : 689,585.01 = 234,828.78 : x
  2. Step 2: Convert to fraction form
    459,586.62/689,585.01 = 234,828.78/x
  3. Step 3: Cross multiply
    459,586.62x = 689,585.01 × 234,828.78
  4. Step 4: Simplify right side
    459,586.62x = 161,934,406,604.59
  5. Step 5: Solve for x
    x = 161,934,406,604.59/459,586.62
  6. Step 6: Final answer
    x = 352,347.96

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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.