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Finding the Fourth Proportional to 532,851.04, 799,591.80 and 196,128.16

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Solution

The fourth proportional to 532,851.04, 799,591.80 and 196,128.16 is: 294,308.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,851.04 : 799,591.80 = 196,128.16 : x
  2. Step 2: Convert to fraction form
    532,851.04/799,591.80 = 196,128.16/x
  3. Step 3: Cross multiply
    532,851.04x = 799,591.80 × 196,128.16
  4. Step 4: Simplify right side
    532,851.04x = 156,822,468,485.09
  5. Step 5: Solve for x
    x = 156,822,468,485.09/532,851.04
  6. Step 6: Final answer
    x = 294,308.27

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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.