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Finding the Third Proportional to 179,304.75 and 390,152.25

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Solution

The third proportional to 179,304.75 and 390,152.25 is: 848,938.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,304.75 : 390,152.25 = 390,152.25 : x
  2. Step 2: Convert to fraction form
    179,304.75/390,152.25 = 390,152.25/x
  3. Step 3: Cross multiply
    179,304.75x = 390,152.25 × 390,152.25
  4. Step 4: Simplify right side
    179,304.75x = 152,218,778,180.06
  5. Step 5: Solve for x
    x = 152,218,778,180.06/179,304.75
  6. Step 6: Final answer
    x = 848,938.91

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.