Home / 302,202.80-453,304.20-269,543.60

Finding the Fourth Proportional to 302,202.80, 453,304.20 and 269,543.60

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Solution

The fourth proportional to 302,202.80, 453,304.20 and 269,543.60 is: 404,315.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,202.80 : 453,304.20 = 269,543.60 : x
  2. Step 2: Convert to fraction form
    302,202.80/453,304.20 = 269,543.60/x
  3. Step 3: Cross multiply
    302,202.80x = 453,304.20 × 269,543.60
  4. Step 4: Simplify right side
    302,202.80x = 122,185,245,963.12
  5. Step 5: Solve for x
    x = 122,185,245,963.12/302,202.80
  6. Step 6: Final answer
    x = 404,315.40

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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.