Home / 799,574.20-1,198,923.90-325,724.20

Finding the Fourth Proportional to 799,574.20, 1,198,923.90 and 325,724.20

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Solution

The fourth proportional to 799,574.20, 1,198,923.90 and 325,724.20 is: 488,408.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,574.20 : 1,198,923.90 = 325,724.20 : x
  2. Step 2: Convert to fraction form
    799,574.20/1,198,923.90 = 325,724.20/x
  3. Step 3: Cross multiply
    799,574.20x = 1,198,923.90 × 325,724.20
  4. Step 4: Simplify right side
    799,574.20x = 390,518,528,188.38
  5. Step 5: Solve for x
    x = 390,518,528,188.38/799,574.20
  6. Step 6: Final answer
    x = 488,408.12

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Double scale
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Similar ratio
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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.