Home / 453,914.24-680,674.43-154,314.35

Finding the Fourth Proportional to 453,914.24, 680,674.43 and 154,314.35

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Solution

The fourth proportional to 453,914.24, 680,674.43 and 154,314.35 is: 231,404.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,914.24 : 680,674.43 = 154,314.35 : x
  2. Step 2: Convert to fraction form
    453,914.24/680,674.43 = 154,314.35/x
  3. Step 3: Cross multiply
    453,914.24x = 680,674.43 × 154,314.35
  4. Step 4: Simplify right side
    453,914.24x = 105,037,832,227.07
  5. Step 5: Solve for x
    x = 105,037,832,227.07/453,914.24
  6. Step 6: Final answer
    x = 231,404.58

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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.