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Finding the Fourth Proportional to 184,053.60, 276,080.40 and 65,728.80

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Solution

The fourth proportional to 184,053.60, 276,080.40 and 65,728.80 is: 98,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,053.60 : 276,080.40 = 65,728.80 : x
  2. Step 2: Convert to fraction form
    184,053.60/276,080.40 = 65,728.80/x
  3. Step 3: Cross multiply
    184,053.60x = 276,080.40 × 65,728.80
  4. Step 4: Simplify right side
    184,053.60x = 18,146,433,395.52
  5. Step 5: Solve for x
    x = 18,146,433,395.52/184,053.60
  6. Step 6: Final answer
    x = 98,593.20

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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.