Home / 344,923.20-517,975.20-187,459.20

Finding the Fourth Proportional to 344,923.20, 517,975.20 and 187,459.20

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Solution

The fourth proportional to 344,923.20, 517,975.20 and 187,459.20 is: 281,509.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,923.20 : 517,975.20 = 187,459.20 : x
  2. Step 2: Convert to fraction form
    344,923.20/517,975.20 = 187,459.20/x
  3. Step 3: Cross multiply
    344,923.20x = 517,975.20 × 187,459.20
  4. Step 4: Simplify right side
    344,923.20x = 97,099,216,611.84
  5. Step 5: Solve for x
    x = 97,099,216,611.84/344,923.20
  6. Step 6: Final answer
    x = 281,509.67

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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.