Home / 993,655.70-1,371,250.05-540,949.94

Finding the Fourth Proportional to 993,655.70, 1,371,250.05 and 540,949.94

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Solution

The fourth proportional to 993,655.70, 1,371,250.05 and 540,949.94 is: 746,513.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,655.70 : 1,371,250.05 = 540,949.94 : x
  2. Step 2: Convert to fraction form
    993,655.70/1,371,250.05 = 540,949.94/x
  3. Step 3: Cross multiply
    993,655.70x = 1,371,250.05 × 540,949.94
  4. Step 4: Simplify right side
    993,655.70x = 741,777,632,272.50
  5. Step 5: Solve for x
    x = 741,777,632,272.50/993,655.70
  6. Step 6: Final answer
    x = 746,513.74

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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.