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Finding the Third Proportional to 174,730 and 410,742

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Solution

The third proportional to 174,730 and 410,742 is: 965,541.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,730 : 410,742 = 410,742 : x
  2. Step 2: Convert to fraction form
    174,730/410,742 = 410,742/x
  3. Step 3: Cross multiply
    174,730x = 410,742 × 410,742
  4. Step 4: Simplify right side
    174,730x = 168,708,990,564
  5. Step 5: Solve for x
    x = 168,708,990,564/174,730
  6. Step 6: Final answer
    x = 965,541.07

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.