Home / 631,043.44-946,565.15-187,811.44

Finding the Fourth Proportional to 631,043.44, 946,565.15 and 187,811.44

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Solution

The fourth proportional to 631,043.44, 946,565.15 and 187,811.44 is: 281,717.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,043.44 : 946,565.15 = 187,811.44 : x
  2. Step 2: Convert to fraction form
    631,043.44/946,565.15 = 187,811.44/x
  3. Step 3: Cross multiply
    631,043.44x = 946,565.15 × 187,811.44
  4. Step 4: Simplify right side
    631,043.44x = 177,775,763,875.32
  5. Step 5: Solve for x
    x = 177,775,763,875.32/631,043.44
  6. Step 6: Final answer
    x = 281,717.16

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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.