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Finding the Fourth Proportional to 578,969.04, 868,458.24 and 224,023.68

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Solution

The fourth proportional to 578,969.04, 868,458.24 and 224,023.68 is: 336,037.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,969.04 : 868,458.24 = 224,023.68 : x
  2. Step 2: Convert to fraction form
    578,969.04/868,458.24 = 224,023.68/x
  3. Step 3: Cross multiply
    578,969.04x = 868,458.24 × 224,023.68
  4. Step 4: Simplify right side
    578,969.04x = 194,555,210,851.12
  5. Step 5: Solve for x
    x = 194,555,210,851.12/578,969.04
  6. Step 6: Final answer
    x = 336,037.33

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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.