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Finding the Fourth Proportional to 294,357.45, 441,602 and 107,368.95

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Solution

The fourth proportional to 294,357.45, 441,602 and 107,368.95 is: 161,077.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,357.45 : 441,602 = 107,368.95 : x
  2. Step 2: Convert to fraction form
    294,357.45/441,602 = 107,368.95/x
  3. Step 3: Cross multiply
    294,357.45x = 441,602 × 107,368.95
  4. Step 4: Simplify right side
    294,357.45x = 47,414,343,057.90
  5. Step 5: Solve for x
    x = 47,414,343,057.90/294,357.45
  6. Step 6: Final answer
    x = 161,077.44

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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.