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Finding the Fourth Proportional to 201,820.84, 276,495.93 and 194,253.88

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Solution

The fourth proportional to 201,820.84, 276,495.93 and 194,253.88 is: 266,129.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,820.84 : 276,495.93 = 194,253.88 : x
  2. Step 2: Convert to fraction form
    201,820.84/276,495.93 = 194,253.88/x
  3. Step 3: Cross multiply
    201,820.84x = 276,495.93 × 194,253.88
  4. Step 4: Simplify right side
    201,820.84x = 53,710,407,206.71
  5. Step 5: Solve for x
    x = 53,710,407,206.71/201,820.84
  6. Step 6: Final answer
    x = 266,129.14

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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.