Home / 2,632,600.50-3,948,900.78-638,056.50

Finding the Fourth Proportional to 2,632,600.50, 3,948,900.78 and 638,056.50

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Solution

The fourth proportional to 2,632,600.50, 3,948,900.78 and 638,056.50 is: 957,084.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,600.50 : 3,948,900.78 = 638,056.50 : x
  2. Step 2: Convert to fraction form
    2,632,600.50/3,948,900.78 = 638,056.50/x
  3. Step 3: Cross multiply
    2,632,600.50x = 3,948,900.78 × 638,056.50
  4. Step 4: Simplify right side
    2,632,600.50x = 2,519,621,810,534.07
  5. Step 5: Solve for x
    x = 2,519,621,810,534.07/2,632,600.50
  6. Step 6: Final answer
    x = 957,084.76

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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.