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Finding the Fourth Proportional to 533,001.68, 799,414.94 and 191,374.38

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Solution

The fourth proportional to 533,001.68, 799,414.94 and 191,374.38 is: 287,030.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,001.68 : 799,414.94 = 191,374.38 : x
  2. Step 2: Convert to fraction form
    533,001.68/799,414.94 = 191,374.38/x
  3. Step 3: Cross multiply
    533,001.68x = 799,414.94 × 191,374.38
  4. Step 4: Simplify right side
    533,001.68x = 152,987,538,266.02
  5. Step 5: Solve for x
    x = 152,987,538,266.02/533,001.68
  6. Step 6: Final answer
    x = 287,030.13

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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.