Home / 852,144.80-1,175,958.92-470,171.54

Finding the Fourth Proportional to 852,144.80, 1,175,958.92 and 470,171.54

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Solution

The fourth proportional to 852,144.80, 1,175,958.92 and 470,171.54 is: 648,836.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,144.80 : 1,175,958.92 = 470,171.54 : x
  2. Step 2: Convert to fraction form
    852,144.80/1,175,958.92 = 470,171.54/x
  3. Step 3: Cross multiply
    852,144.80x = 1,175,958.92 × 470,171.54
  4. Step 4: Simplify right side
    852,144.80x = 552,902,416,393.14
  5. Step 5: Solve for x
    x = 552,902,416,393.14/852,144.80
  6. Step 6: Final answer
    x = 648,836.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.