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Finding the Fourth Proportional to 468,701.54, 703,088.76 and 153,190.34

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Solution

The fourth proportional to 468,701.54, 703,088.76 and 153,190.34 is: 229,797.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,701.54 : 703,088.76 = 153,190.34 : x
  2. Step 2: Convert to fraction form
    468,701.54/703,088.76 = 153,190.34/x
  3. Step 3: Cross multiply
    468,701.54x = 703,088.76 × 153,190.34
  4. Step 4: Simplify right side
    468,701.54x = 107,706,405,028.49
  5. Step 5: Solve for x
    x = 107,706,405,028.49/468,701.54
  6. Step 6: Final answer
    x = 229,797.42

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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.