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Finding the Third Proportional to 168,574.22 and 358,602.47

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Solution

The third proportional to 168,574.22 and 358,602.47 is: 762,843.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,574.22 : 358,602.47 = 358,602.47 : x
  2. Step 2: Convert to fraction form
    168,574.22/358,602.47 = 358,602.47/x
  3. Step 3: Cross multiply
    168,574.22x = 358,602.47 × 358,602.47
  4. Step 4: Simplify right side
    168,574.22x = 128,595,730,593.60
  5. Step 5: Solve for x
    x = 128,595,730,593.60/168,574.22
  6. Step 6: Final answer
    x = 762,843.40

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.