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Finding the Fourth Proportional to 409,088.22, 613,347.04 and 181,259.93

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Solution

The fourth proportional to 409,088.22, 613,347.04 and 181,259.93 is: 271,763.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,088.22 : 613,347.04 = 181,259.93 : x
  2. Step 2: Convert to fraction form
    409,088.22/613,347.04 = 181,259.93/x
  3. Step 3: Cross multiply
    409,088.22x = 613,347.04 × 181,259.93
  4. Step 4: Simplify right side
    409,088.22x = 111,175,238,826.39
  5. Step 5: Solve for x
    x = 111,175,238,826.39/409,088.22
  6. Step 6: Final answer
    x = 271,763.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.