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Finding the Fourth Proportional to 414,595.94, 620,897.31 and 236,563.20

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Solution

The fourth proportional to 414,595.94, 620,897.31 and 236,563.20 is: 354,276.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,595.94 : 620,897.31 = 236,563.20 : x
  2. Step 2: Convert to fraction form
    414,595.94/620,897.31 = 236,563.20/x
  3. Step 3: Cross multiply
    414,595.94x = 620,897.31 × 236,563.20
  4. Step 4: Simplify right side
    414,595.94x = 146,881,454,524.99
  5. Step 5: Solve for x
    x = 146,881,454,524.99/414,595.94
  6. Step 6: Final answer
    x = 354,276.16

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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.