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Finding the Fourth Proportional to 176,919.70, 265,379.55 and 174,003.70

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Solution

The fourth proportional to 176,919.70, 265,379.55 and 174,003.70 is: 261,005.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,919.70 : 265,379.55 = 174,003.70 : x
  2. Step 2: Convert to fraction form
    176,919.70/265,379.55 = 174,003.70/x
  3. Step 3: Cross multiply
    176,919.70x = 265,379.55 × 174,003.70
  4. Step 4: Simplify right side
    176,919.70x = 46,177,023,604.34
  5. Step 5: Solve for x
    x = 46,177,023,604.34/176,919.70
  6. Step 6: Final answer
    x = 261,005.55

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1.5x scale

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.