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Finding the Fourth Proportional to 468,087.04, 702,203.46 and 152,470.54

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Solution

The fourth proportional to 468,087.04, 702,203.46 and 152,470.54 is: 228,729.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,087.04 : 702,203.46 = 152,470.54 : x
  2. Step 2: Convert to fraction form
    468,087.04/702,203.46 = 152,470.54/x
  3. Step 3: Cross multiply
    468,087.04x = 702,203.46 × 152,470.54
  4. Step 4: Simplify right side
    468,087.04x = 107,065,340,736.07
  5. Step 5: Solve for x
    x = 107,065,340,736.07/468,087.04
  6. Step 6: Final answer
    x = 228,729.56

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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.