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Finding the Fourth Proportional to 197,447.60, 295,307.40 and 176,538.80

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Solution

The fourth proportional to 197,447.60, 295,307.40 and 176,538.80 is: 264,035.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,447.60 : 295,307.40 = 176,538.80 : x
  2. Step 2: Convert to fraction form
    197,447.60/295,307.40 = 176,538.80/x
  3. Step 3: Cross multiply
    197,447.60x = 295,307.40 × 176,538.80
  4. Step 4: Simplify right side
    197,447.60x = 52,133,214,027.12
  5. Step 5: Solve for x
    x = 52,133,214,027.12/197,447.60
  6. Step 6: Final answer
    x = 264,035.69

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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.