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Finding the Fourth Proportional to 478,022.92, 717,477.72 and 241,531.68

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Solution

The fourth proportional to 478,022.92, 717,477.72 and 241,531.68 is: 362,521.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,022.92 : 717,477.72 = 241,531.68 : x
  2. Step 2: Convert to fraction form
    478,022.92/717,477.72 = 241,531.68/x
  3. Step 3: Cross multiply
    478,022.92x = 717,477.72 × 241,531.68
  4. Step 4: Simplify right side
    478,022.92x = 173,293,599,074.17
  5. Step 5: Solve for x
    x = 173,293,599,074.17/478,022.92
  6. Step 6: Final answer
    x = 362,521.53

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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.