Home / 1,088,647.75-1,632,994.04-396,190.97

Finding the Fourth Proportional to 1,088,647.75, 1,632,994.04 and 396,190.97

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Solution

The fourth proportional to 1,088,647.75, 1,632,994.04 and 396,190.97 is: 594,294.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,647.75 : 1,632,994.04 = 396,190.97 : x
  2. Step 2: Convert to fraction form
    1,088,647.75/1,632,994.04 = 396,190.97/x
  3. Step 3: Cross multiply
    1,088,647.75x = 1,632,994.04 × 396,190.97
  4. Step 4: Simplify right side
    1,088,647.75x = 646,977,492,711.82
  5. Step 5: Solve for x
    x = 646,977,492,711.82/1,088,647.75
  6. Step 6: Final answer
    x = 594,294.61

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Double scale
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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.