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Finding the Fourth Proportional to 203,182.73, 304,794.14 and 70,045.46

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Solution

The fourth proportional to 203,182.73, 304,794.14 and 70,045.46 is: 105,075.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,182.73 : 304,794.14 = 70,045.46 : x
  2. Step 2: Convert to fraction form
    203,182.73/304,794.14 = 70,045.46/x
  3. Step 3: Cross multiply
    203,182.73x = 304,794.14 × 70,045.46
  4. Step 4: Simplify right side
    203,182.73x = 21,349,443,867.41
  5. Step 5: Solve for x
    x = 21,349,443,867.41/203,182.73
  6. Step 6: Final answer
    x = 105,075.09

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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.