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Finding the Fourth Proportional to 410,813.51, 616,220.12 and 154,694.27

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Solution

The fourth proportional to 410,813.51, 616,220.12 and 154,694.27 is: 232,041.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,813.51 : 616,220.12 = 154,694.27 : x
  2. Step 2: Convert to fraction form
    410,813.51/616,220.12 = 154,694.27/x
  3. Step 3: Cross multiply
    410,813.51x = 616,220.12 × 154,694.27
  4. Step 4: Simplify right side
    410,813.51x = 95,325,723,550.00
  5. Step 5: Solve for x
    x = 95,325,723,550.00/410,813.51
  6. Step 6: Final answer
    x = 232,041.36

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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.