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Finding the Fourth Proportional to 325,897.80, 488,846.70 and 184,180.20

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Solution

The fourth proportional to 325,897.80, 488,846.70 and 184,180.20 is: 276,270.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,897.80 : 488,846.70 = 184,180.20 : x
  2. Step 2: Convert to fraction form
    325,897.80/488,846.70 = 184,180.20/x
  3. Step 3: Cross multiply
    325,897.80x = 488,846.70 × 184,180.20
  4. Step 4: Simplify right side
    325,897.80x = 90,035,882,975.34
  5. Step 5: Solve for x
    x = 90,035,882,975.34/325,897.80
  6. Step 6: Final answer
    x = 276,270.30

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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.