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Finding the Third Proportional to 545,630 and 1,185,706

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Solution

The third proportional to 545,630 and 1,185,706 is: 2,576,652.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,630 : 1,185,706 = 1,185,706 : x
  2. Step 2: Convert to fraction form
    545,630/1,185,706 = 1,185,706/x
  3. Step 3: Cross multiply
    545,630x = 1,185,706 × 1,185,706
  4. Step 4: Simplify right side
    545,630x = 1,405,898,718,436
  5. Step 5: Solve for x
    x = 1,405,898,718,436/545,630
  6. Step 6: Final answer
    x = 2,576,652.16

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.