Home / 366,977.46-550,549.08-130,320.30

Finding the Fourth Proportional to 366,977.46, 550,549.08 and 130,320.30

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Solution

The fourth proportional to 366,977.46, 550,549.08 and 130,320.30 is: 195,509.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,977.46 : 550,549.08 = 130,320.30 : x
  2. Step 2: Convert to fraction form
    366,977.46/550,549.08 = 130,320.30/x
  3. Step 3: Cross multiply
    366,977.46x = 550,549.08 × 130,320.30
  4. Step 4: Simplify right side
    366,977.46x = 71,747,721,270.32
  5. Step 5: Solve for x
    x = 71,747,721,270.32/366,977.46
  6. Step 6: Final answer
    x = 195,509.89

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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.