Home / 366,935.02-550,453.53-130,221.40

Finding the Fourth Proportional to 366,935.02, 550,453.53 and 130,221.40

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Solution

The fourth proportional to 366,935.02, 550,453.53 and 130,221.40 is: 195,350.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,935.02 : 550,453.53 = 130,221.40 : x
  2. Step 2: Convert to fraction form
    366,935.02/550,453.53 = 130,221.40/x
  3. Step 3: Cross multiply
    366,935.02x = 550,453.53 × 130,221.40
  4. Step 4: Simplify right side
    366,935.02x = 71,680,829,311.54
  5. Step 5: Solve for x
    x = 71,680,829,311.54/366,935.02
  6. Step 6: Final answer
    x = 195,350.20

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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.