Home / 631,052.26-946,578.40-187,820.26

Finding the Fourth Proportional to 631,052.26, 946,578.40 and 187,820.26

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Solution

The fourth proportional to 631,052.26, 946,578.40 and 187,820.26 is: 281,730.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,052.26 : 946,578.40 = 187,820.26 : x
  2. Step 2: Convert to fraction form
    631,052.26/946,578.40 = 187,820.26/x
  3. Step 3: Cross multiply
    631,052.26x = 946,578.40 × 187,820.26
  4. Step 4: Simplify right side
    631,052.26x = 177,786,601,198.38
  5. Step 5: Solve for x
    x = 177,786,601,198.38/631,052.26
  6. Step 6: Final answer
    x = 281,730.39

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Half scale
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Double scale
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Similar ratio
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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.