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Finding the Third Proportional to 623,680 and 1,370,104

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Solution

The third proportional to 623,680 and 1,370,104 is: 3,009,852.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,680 : 1,370,104 = 1,370,104 : x
  2. Step 2: Convert to fraction form
    623,680/1,370,104 = 1,370,104/x
  3. Step 3: Cross multiply
    623,680x = 1,370,104 × 1,370,104
  4. Step 4: Simplify right side
    623,680x = 1,877,184,970,816
  5. Step 5: Solve for x
    x = 1,877,184,970,816/623,680
  6. Step 6: Final answer
    x = 3,009,852.76

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.