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Finding the Fourth Proportional to 294,872.90, 442,309.35 and 73,256.90

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Solution

The fourth proportional to 294,872.90, 442,309.35 and 73,256.90 is: 109,885.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,872.90 : 442,309.35 = 73,256.90 : x
  2. Step 2: Convert to fraction form
    294,872.90/442,309.35 = 73,256.90/x
  3. Step 3: Cross multiply
    294,872.90x = 442,309.35 × 73,256.90
  4. Step 4: Simplify right side
    294,872.90x = 32,402,211,822.02
  5. Step 5: Solve for x
    x = 32,402,211,822.02/294,872.90
  6. Step 6: Final answer
    x = 109,885.35

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