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Finding the Fourth Proportional to 444,512.93, 613,421.64 and 253,529.51

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Solution

The fourth proportional to 444,512.93, 613,421.64 and 253,529.51 is: 349,867.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,512.93 : 613,421.64 = 253,529.51 : x
  2. Step 2: Convert to fraction form
    444,512.93/613,421.64 = 253,529.51/x
  3. Step 3: Cross multiply
    444,512.93x = 613,421.64 × 253,529.51
  4. Step 4: Simplify right side
    444,512.93x = 155,520,484,745.49
  5. Step 5: Solve for x
    x = 155,520,484,745.49/444,512.93
  6. Step 6: Final answer
    x = 349,867.18

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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.