Home / 541,949.15-747,835.32-300,186.55

Finding the Fourth Proportional to 541,949.15, 747,835.32 and 300,186.55

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Solution

The fourth proportional to 541,949.15, 747,835.32 and 300,186.55 is: 414,227.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,949.15 : 747,835.32 = 300,186.55 : x
  2. Step 2: Convert to fraction form
    541,949.15/747,835.32 = 300,186.55/x
  3. Step 3: Cross multiply
    541,949.15x = 747,835.32 × 300,186.55
  4. Step 4: Simplify right side
    541,949.15x = 224,490,103,900.19
  5. Step 5: Solve for x
    x = 224,490,103,900.19/541,949.15
  6. Step 6: Final answer
    x = 414,227.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.