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Finding the Third Proportional to 163,745.93 and 358,041.52

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Solution

The third proportional to 163,745.93 and 358,041.52 is: 782,881.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,745.93 : 358,041.52 = 358,041.52 : x
  2. Step 2: Convert to fraction form
    163,745.93/358,041.52 = 358,041.52/x
  3. Step 3: Cross multiply
    163,745.93x = 358,041.52 × 358,041.52
  4. Step 4: Simplify right side
    163,745.93x = 128,193,726,911.05
  5. Step 5: Solve for x
    x = 128,193,726,911.05/163,745.93
  6. Step 6: Final answer
    x = 782,881.91

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.