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Finding the Fourth Proportional to 184,400.40, 276,600.60 and 122,070.90

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Solution

The fourth proportional to 184,400.40, 276,600.60 and 122,070.90 is: 183,106.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,400.40 : 276,600.60 = 122,070.90 : x
  2. Step 2: Convert to fraction form
    184,400.40/276,600.60 = 122,070.90/x
  3. Step 3: Cross multiply
    184,400.40x = 276,600.60 × 122,070.90
  4. Step 4: Simplify right side
    184,400.40x = 33,764,884,182.54
  5. Step 5: Solve for x
    x = 33,764,884,182.54/184,400.40
  6. Step 6: Final answer
    x = 183,106.35

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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.