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Finding the Fourth Proportional to 500,148.57, 750,300.99 and 163,110.85

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Solution

The fourth proportional to 500,148.57, 750,300.99 and 163,110.85 is: 244,691.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,148.57 : 750,300.99 = 163,110.85 : x
  2. Step 2: Convert to fraction form
    500,148.57/750,300.99 = 163,110.85/x
  3. Step 3: Cross multiply
    500,148.57x = 750,300.99 × 163,110.85
  4. Step 4: Simplify right side
    500,148.57x = 122,382,230,664.82
  5. Step 5: Solve for x
    x = 122,382,230,664.82/500,148.57
  6. Step 6: Final answer
    x = 244,691.75

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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.