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Finding the Fourth Proportional to 291,887.36, 437,197.44 and 179,225.60

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Solution

The fourth proportional to 291,887.36, 437,197.44 and 179,225.60 is: 268,449.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,887.36 : 437,197.44 = 179,225.60 : x
  2. Step 2: Convert to fraction form
    291,887.36/437,197.44 = 179,225.60/x
  3. Step 3: Cross multiply
    291,887.36x = 437,197.44 × 179,225.60
  4. Step 4: Simplify right side
    291,887.36x = 78,356,973,502.46
  5. Step 5: Solve for x
    x = 78,356,973,502.46/291,887.36
  6. Step 6: Final answer
    x = 268,449.35

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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.