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Finding the Fourth Proportional to 479,173.92, 661,297.14 and 264,332.76

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Solution

The fourth proportional to 479,173.92, 661,297.14 and 264,332.76 is: 364,799.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,173.92 : 661,297.14 = 264,332.76 : x
  2. Step 2: Convert to fraction form
    479,173.92/661,297.14 = 264,332.76/x
  3. Step 3: Cross multiply
    479,173.92x = 661,297.14 × 264,332.76
  4. Step 4: Simplify right side
    479,173.92x = 174,802,498,196.31
  5. Step 5: Solve for x
    x = 174,802,498,196.31/479,173.92
  6. Step 6: Final answer
    x = 364,799.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.