Home / 517,727.90-776,274.73-201,815.75

Finding the Fourth Proportional to 517,727.90, 776,274.73 and 201,815.75

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Solution

The fourth proportional to 517,727.90, 776,274.73 and 201,815.75 is: 302,600.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,727.90 : 776,274.73 = 201,815.75 : x
  2. Step 2: Convert to fraction form
    517,727.90/776,274.73 = 201,815.75/x
  3. Step 3: Cross multiply
    517,727.90x = 776,274.73 × 201,815.75
  4. Step 4: Simplify right side
    517,727.90x = 156,664,466,841.00
  5. Step 5: Solve for x
    x = 156,664,466,841.00/517,727.90
  6. Step 6: Final answer
    x = 302,600.01

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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.