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Finding the Fourth Proportional to 464,538.93, 696,807.07 and 127,579.90

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Solution

The fourth proportional to 464,538.93, 696,807.07 and 127,579.90 is: 191,369.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,538.93 : 696,807.07 = 127,579.90 : x
  2. Step 2: Convert to fraction form
    464,538.93/696,807.07 = 127,579.90/x
  3. Step 3: Cross multiply
    464,538.93x = 696,807.07 × 127,579.90
  4. Step 4: Simplify right side
    464,538.93x = 88,898,576,273.08
  5. Step 5: Solve for x
    x = 88,898,576,273.08/464,538.93
  6. Step 6: Final answer
    x = 191,369.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.