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Finding the Fourth Proportional to 301,902.80, 452,854.20 and 269,243.60

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Solution

The fourth proportional to 301,902.80, 452,854.20 and 269,243.60 is: 403,865.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,902.80 : 452,854.20 = 269,243.60 : x
  2. Step 2: Convert to fraction form
    301,902.80/452,854.20 = 269,243.60/x
  3. Step 3: Cross multiply
    301,902.80x = 452,854.20 × 269,243.60
  4. Step 4: Simplify right side
    301,902.80x = 121,928,095,083.12
  5. Step 5: Solve for x
    x = 121,928,095,083.12/301,902.80
  6. Step 6: Final answer
    x = 403,865.40

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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.