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Finding the Fourth Proportional to 446,189.00, 615,740.81 and 242,239.91

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Solution

The fourth proportional to 446,189.00, 615,740.81 and 242,239.91 is: 334,291.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,189.00 : 615,740.81 = 242,239.91 : x
  2. Step 2: Convert to fraction form
    446,189.00/615,740.81 = 242,239.91/x
  3. Step 3: Cross multiply
    446,189.00x = 615,740.81 × 242,239.91
  4. Step 4: Simplify right side
    446,189.00x = 149,156,994,107.82
  5. Step 5: Solve for x
    x = 149,156,994,107.82/446,189.00
  6. Step 6: Final answer
    x = 334,291.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.