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Finding the Fourth Proportional to 500,042.94, 750,109.98 and 162,997.08

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Solution

The fourth proportional to 500,042.94, 750,109.98 and 162,997.08 is: 244,510.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,042.94 : 750,109.98 = 162,997.08 : x
  2. Step 2: Convert to fraction form
    500,042.94/750,109.98 = 162,997.08/x
  3. Step 3: Cross multiply
    500,042.94x = 750,109.98 × 162,997.08
  4. Step 4: Simplify right side
    500,042.94x = 122,265,736,418.86
  5. Step 5: Solve for x
    x = 122,265,736,418.86/500,042.94
  6. Step 6: Final answer
    x = 244,510.47

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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.