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Finding the Fourth Proportional to 468,409.44, 702,740.88 and 168,923.28

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Solution

The fourth proportional to 468,409.44, 702,740.88 and 168,923.28 is: 253,430.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,409.44 : 702,740.88 = 168,923.28 : x
  2. Step 2: Convert to fraction form
    468,409.44/702,740.88 = 168,923.28/x
  3. Step 3: Cross multiply
    468,409.44x = 702,740.88 × 168,923.28
  4. Step 4: Simplify right side
    468,409.44x = 118,709,294,439.69
  5. Step 5: Solve for x
    x = 118,709,294,439.69/468,409.44
  6. Step 6: Final answer
    x = 253,430.62

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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.