Home / 974,884.23-1,345,376.88-545,163.30

Finding the Fourth Proportional to 974,884.23, 1,345,376.88 and 545,163.30

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Solution

The fourth proportional to 974,884.23, 1,345,376.88 and 545,163.30 is: 752,345.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,884.23 : 1,345,376.88 = 545,163.30 : x
  2. Step 2: Convert to fraction form
    974,884.23/1,345,376.88 = 545,163.30/x
  3. Step 3: Cross multiply
    974,884.23x = 1,345,376.88 × 545,163.30
  4. Step 4: Simplify right side
    974,884.23x = 733,450,099,644.50
  5. Step 5: Solve for x
    x = 733,450,099,644.50/974,884.23
  6. Step 6: Final answer
    x = 752,345.84

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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.