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Finding the Fourth Proportional to 625,791.81, 938,724.05 and 241,542.80

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Solution

The fourth proportional to 625,791.81, 938,724.05 and 241,542.80 is: 362,328.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,791.81 : 938,724.05 = 241,542.80 : x
  2. Step 2: Convert to fraction form
    625,791.81/938,724.05 = 241,542.80/x
  3. Step 3: Cross multiply
    625,791.81x = 938,724.05 × 241,542.80
  4. Step 4: Simplify right side
    625,791.81x = 226,742,029,563.01
  5. Step 5: Solve for x
    x = 226,742,029,563.01/625,791.81
  6. Step 6: Final answer
    x = 362,328.22

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1.5x scale

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.