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Finding the Fourth Proportional to 304,757.00, 420,541.76 and 175,603.71

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Solution

The fourth proportional to 304,757.00, 420,541.76 and 175,603.71 is: 242,319.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,757.00 : 420,541.76 = 175,603.71 : x
  2. Step 2: Convert to fraction form
    304,757.00/420,541.76 = 175,603.71/x
  3. Step 3: Cross multiply
    304,757.00x = 420,541.76 × 175,603.71
  4. Step 4: Simplify right side
    304,757.00x = 73,848,692,387.91
  5. Step 5: Solve for x
    x = 73,848,692,387.91/304,757.00
  6. Step 6: Final answer
    x = 242,319.93

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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.