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Finding the Fourth Proportional to 547,465.92, 750,015.81 and 526,997.73

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Solution

The fourth proportional to 547,465.92, 750,015.81 and 526,997.73 is: 721,974.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,465.92 : 750,015.81 = 526,997.73 : x
  2. Step 2: Convert to fraction form
    547,465.92/750,015.81 = 526,997.73/x
  3. Step 3: Cross multiply
    547,465.92x = 750,015.81 × 526,997.73
  4. Step 4: Simplify right side
    547,465.92x = 395,256,627,357.87
  5. Step 5: Solve for x
    x = 395,256,627,357.87/547,465.92
  6. Step 6: Final answer
    x = 721,974.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.