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Finding the Fourth Proportional to 468,355.29, 702,606.11 and 152,738.79

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Solution

The fourth proportional to 468,355.29, 702,606.11 and 152,738.79 is: 229,132.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,355.29 : 702,606.11 = 152,738.79 : x
  2. Step 2: Convert to fraction form
    468,355.29/702,606.11 = 152,738.79/x
  3. Step 3: Cross multiply
    468,355.29x = 702,606.11 × 152,738.79
  4. Step 4: Simplify right side
    468,355.29x = 107,315,206,324.31
  5. Step 5: Solve for x
    x = 107,315,206,324.31/468,355.29
  6. Step 6: Final answer
    x = 229,132.05

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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.