Home / 651,626.20-976,661.70-272,546.20

Finding the Fourth Proportional to 651,626.20, 976,661.70 and 272,546.20

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Solution

The fourth proportional to 651,626.20, 976,661.70 and 272,546.20 is: 408,494.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,626.20 : 976,661.70 = 272,546.20 : x
  2. Step 2: Convert to fraction form
    651,626.20/976,661.70 = 272,546.20/x
  3. Step 3: Cross multiply
    651,626.20x = 976,661.70 × 272,546.20
  4. Step 4: Simplify right side
    651,626.20x = 266,185,435,020.54
  5. Step 5: Solve for x
    x = 266,185,435,020.54/651,626.20
  6. Step 6: Final answer
    x = 408,494.06

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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.