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Finding the Fourth Proportional to 294,076.20, 441,114.30 and 266,957.40

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Solution

The fourth proportional to 294,076.20, 441,114.30 and 266,957.40 is: 400,436.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,076.20 : 441,114.30 = 266,957.40 : x
  2. Step 2: Convert to fraction form
    294,076.20/441,114.30 = 266,957.40/x
  3. Step 3: Cross multiply
    294,076.20x = 441,114.30 × 266,957.40
  4. Step 4: Simplify right side
    294,076.20x = 117,758,726,630.82
  5. Step 5: Solve for x
    x = 117,758,726,630.82/294,076.20
  6. Step 6: Final answer
    x = 400,436.10

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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.