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Finding the Fourth Proportional to 197,344.60, 295,152.90 and 176,435.80

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Solution

The fourth proportional to 197,344.60, 295,152.90 and 176,435.80 is: 263,881.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,344.60 : 295,152.90 = 176,435.80 : x
  2. Step 2: Convert to fraction form
    197,344.60/295,152.90 = 176,435.80/x
  3. Step 3: Cross multiply
    197,344.60x = 295,152.90 × 176,435.80
  4. Step 4: Simplify right side
    197,344.60x = 52,075,538,033.82
  5. Step 5: Solve for x
    x = 52,075,538,033.82/197,344.60
  6. Step 6: Final answer
    x = 263,881.24

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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.