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Finding the Fourth Proportional to 176,298.60, 264,350.70 and 70,998.60

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Solution

The fourth proportional to 176,298.60, 264,350.70 and 70,998.60 is: 106,458.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,298.60 : 264,350.70 = 70,998.60 : x
  2. Step 2: Convert to fraction form
    176,298.60/264,350.70 = 70,998.60/x
  3. Step 3: Cross multiply
    176,298.60x = 264,350.70 × 70,998.60
  4. Step 4: Simplify right side
    176,298.60x = 18,768,529,609.02
  5. Step 5: Solve for x
    x = 18,768,529,609.02/176,298.60
  6. Step 6: Final answer
    x = 106,458.76

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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.