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Finding the Fourth Proportional to 294,939.04, 442,410.12 and 73,323.04

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Solution

The fourth proportional to 294,939.04, 442,410.12 and 73,323.04 is: 109,984.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,939.04 : 442,410.12 = 73,323.04 : x
  2. Step 2: Convert to fraction form
    294,939.04/442,410.12 = 73,323.04/x
  3. Step 3: Cross multiply
    294,939.04x = 442,410.12 × 73,323.04
  4. Step 4: Simplify right side
    294,939.04x = 32,438,854,925.16
  5. Step 5: Solve for x
    x = 32,438,854,925.16/294,939.04
  6. Step 6: Final answer
    x = 109,984.95

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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.