Home / 541,770.37-747,621.12-300,038.56

Finding the Fourth Proportional to 541,770.37, 747,621.12 and 300,038.56

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Solution

The fourth proportional to 541,770.37, 747,621.12 and 300,038.56 is: 414,041.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,770.37 : 747,621.12 = 300,038.56 : x
  2. Step 2: Convert to fraction form
    541,770.37/747,621.12 = 300,038.56/x
  3. Step 3: Cross multiply
    541,770.37x = 747,621.12 × 300,038.56
  4. Step 4: Simplify right side
    541,770.37x = 224,315,164,270.39
  5. Step 5: Solve for x
    x = 224,315,164,270.39/541,770.37
  6. Step 6: Final answer
    x = 414,041.03

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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.