Home / 481,807.08-664,899.06-266,950.50

Finding the Fourth Proportional to 481,807.08, 664,899.06 and 266,950.50

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Solution

The fourth proportional to 481,807.08, 664,899.06 and 266,950.50 is: 368,394.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,807.08 : 664,899.06 = 266,950.50 : x
  2. Step 2: Convert to fraction form
    481,807.08/664,899.06 = 266,950.50/x
  3. Step 3: Cross multiply
    481,807.08x = 664,899.06 × 266,950.50
  4. Step 4: Simplify right side
    481,807.08x = 177,495,136,516.53
  5. Step 5: Solve for x
    x = 177,495,136,516.53/481,807.08
  6. Step 6: Final answer
    x = 368,394.62

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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.