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Finding the Fourth Proportional to 293,840.76, 440,927.22 and 125,345.17

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Solution

The fourth proportional to 293,840.76, 440,927.22 and 125,345.17 is: 188,088.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,840.76 : 440,927.22 = 125,345.17 : x
  2. Step 2: Convert to fraction form
    293,840.76/440,927.22 = 125,345.17/x
  3. Step 3: Cross multiply
    293,840.76x = 440,927.22 × 125,345.17
  4. Step 4: Simplify right side
    293,840.76x = 55,268,098,017.20
  5. Step 5: Solve for x
    x = 55,268,098,017.20/293,840.76
  6. Step 6: Final answer
    x = 188,088.60

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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.