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Finding the Fourth Proportional to 340,888.80, 511,333.20 and 116,502.60

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Solution

The fourth proportional to 340,888.80, 511,333.20 and 116,502.60 is: 174,753.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,888.80 : 511,333.20 = 116,502.60 : x
  2. Step 2: Convert to fraction form
    340,888.80/511,333.20 = 116,502.60/x
  3. Step 3: Cross multiply
    340,888.80x = 511,333.20 × 116,502.60
  4. Step 4: Simplify right side
    340,888.80x = 59,571,647,266.32
  5. Step 5: Solve for x
    x = 59,571,647,266.32/340,888.80
  6. Step 6: Final answer
    x = 174,753.90

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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.