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Finding the Fourth Proportional to 468,875.43, 703,313.16 and 113,887.06

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Solution

The fourth proportional to 468,875.43, 703,313.16 and 113,887.06 is: 170,830.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,875.43 : 703,313.16 = 113,887.06 : x
  2. Step 2: Convert to fraction form
    468,875.43/703,313.16 = 113,887.06/x
  3. Step 3: Cross multiply
    468,875.43x = 703,313.16 × 113,887.06
  4. Step 4: Simplify right side
    468,875.43x = 80,098,266,293.43
  5. Step 5: Solve for x
    x = 80,098,266,293.43/468,875.43
  6. Step 6: Final answer
    x = 170,830.59

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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.