Home / 816,743.00-1,225,172.82-217,701.02

Finding the Fourth Proportional to 816,743.00, 1,225,172.82 and 217,701.02

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Solution

The fourth proportional to 816,743.00, 1,225,172.82 and 217,701.02 is: 326,567.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,743.00 : 1,225,172.82 = 217,701.02 : x
  2. Step 2: Convert to fraction form
    816,743.00/1,225,172.82 = 217,701.02/x
  3. Step 3: Cross multiply
    816,743.00x = 1,225,172.82 × 217,701.02
  4. Step 4: Simplify right side
    816,743.00x = 266,721,366,464.41
  5. Step 5: Solve for x
    x = 266,721,366,464.41/816,743.00
  6. Step 6: Final answer
    x = 326,567.07

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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.