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Finding the Fourth Proportional to 245,333.25, 367,906.47 and 161,070.87

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Solution

The fourth proportional to 245,333.25, 367,906.47 and 161,070.87 is: 241,544.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,333.25 : 367,906.47 = 161,070.87 : x
  2. Step 2: Convert to fraction form
    245,333.25/367,906.47 = 161,070.87/x
  3. Step 3: Cross multiply
    245,333.25x = 367,906.47 × 161,070.87
  4. Step 4: Simplify right side
    245,333.25x = 59,259,014,597.51
  5. Step 5: Solve for x
    x = 59,259,014,597.51/245,333.25
  6. Step 6: Final answer
    x = 241,544.98

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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.