Home / 303,394.10-454,981.80-153,584.60

Finding the Fourth Proportional to 303,394.10, 454,981.80 and 153,584.60

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Solution

The fourth proportional to 303,394.10, 454,981.80 and 153,584.60 is: 230,321.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,394.10 : 454,981.80 = 153,584.60 : x
  2. Step 2: Convert to fraction form
    303,394.10/454,981.80 = 153,584.60/x
  3. Step 3: Cross multiply
    303,394.10x = 454,981.80 × 153,584.60
  4. Step 4: Simplify right side
    303,394.10x = 69,878,197,760.28
  5. Step 5: Solve for x
    x = 69,878,197,760.28/303,394.10
  6. Step 6: Final answer
    x = 230,321.54

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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.