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Finding the Fourth Proportional to 422,178.04, 633,111.35 and 182,303.00

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Solution

The fourth proportional to 422,178.04, 633,111.35 and 182,303.00 is: 273,387.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,178.04 : 633,111.35 = 182,303.00 : x
  2. Step 2: Convert to fraction form
    422,178.04/633,111.35 = 182,303.00/x
  3. Step 3: Cross multiply
    422,178.04x = 633,111.35 × 182,303.00
  4. Step 4: Simplify right side
    422,178.04x = 115,418,100,477.59
  5. Step 5: Solve for x
    x = 115,418,100,477.59/422,178.04
  6. Step 6: Final answer
    x = 273,387.27

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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.