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Finding the Third Proportional to 315,960 and 701,904

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Solution

The third proportional to 315,960 and 701,904 is: 1,559,277.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,960 : 701,904 = 701,904 : x
  2. Step 2: Convert to fraction form
    315,960/701,904 = 701,904/x
  3. Step 3: Cross multiply
    315,960x = 701,904 × 701,904
  4. Step 4: Simplify right side
    315,960x = 492,669,225,216
  5. Step 5: Solve for x
    x = 492,669,225,216/315,960
  6. Step 6: Final answer
    x = 1,559,277.20

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.