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Finding the Fourth Proportional to 175,381.80, 263,091.90 and 169,852.20

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Solution

The fourth proportional to 175,381.80, 263,091.90 and 169,852.20 is: 254,796.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,381.80 : 263,091.90 = 169,852.20 : x
  2. Step 2: Convert to fraction form
    175,381.80/263,091.90 = 169,852.20/x
  3. Step 3: Cross multiply
    175,381.80x = 263,091.90 × 169,852.20
  4. Step 4: Simplify right side
    175,381.80x = 44,686,738,017.18
  5. Step 5: Solve for x
    x = 44,686,738,017.18/175,381.80
  6. Step 6: Final answer
    x = 254,796.89

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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.