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Finding the Third Proportional to 3,153,220 and 4,808,560

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Solution

The third proportional to 3,153,220 and 4,808,560 is: 7,332,900.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153,220 : 4,808,560 = 4,808,560 : x
  2. Step 2: Convert to fraction form
    3,153,220/4,808,560 = 4,808,560/x
  3. Step 3: Cross multiply
    3,153,220x = 4,808,560 × 4,808,560
  4. Step 4: Simplify right side
    3,153,220x = 23,122,249,273,600
  5. Step 5: Solve for x
    x = 23,122,249,273,600/3,153,220
  6. Step 6: Final answer
    x = 7,332,900.74

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.