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Finding the Fourth Proportional to 227,333.30, 340,999.89 and 77,573.58

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Solution

The fourth proportional to 227,333.30, 340,999.89 and 77,573.58 is: 116,360.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,333.30 : 340,999.89 = 77,573.58 : x
  2. Step 2: Convert to fraction form
    227,333.30/340,999.89 = 77,573.58/x
  3. Step 3: Cross multiply
    227,333.30x = 340,999.89 × 77,573.58
  4. Step 4: Simplify right side
    227,333.30x = 26,452,582,246.91
  5. Step 5: Solve for x
    x = 26,452,582,246.91/227,333.30
  6. Step 6: Final answer
    x = 116,360.35

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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.