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Finding the Fourth Proportional to 294,882.50, 442,323.76 and 73,266.50

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Solution

The fourth proportional to 294,882.50, 442,323.76 and 73,266.50 is: 109,899.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,882.50 : 442,323.76 = 73,266.50 : x
  2. Step 2: Convert to fraction form
    294,882.50/442,323.76 = 73,266.50/x
  3. Step 3: Cross multiply
    294,882.50x = 442,323.76 × 73,266.50
  4. Step 4: Simplify right side
    294,882.50x = 32,407,513,762.04
  5. Step 5: Solve for x
    x = 32,407,513,762.04/294,882.50
  6. Step 6: Final answer
    x = 109,899.75

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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.