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Finding the Fourth Proportional to 197,175.60, 295,957.80 and 97,448.40

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Solution

The fourth proportional to 197,175.60, 295,957.80 and 97,448.40 is: 146,268.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,175.60 : 295,957.80 = 97,448.40 : x
  2. Step 2: Convert to fraction form
    197,175.60/295,957.80 = 97,448.40/x
  3. Step 3: Cross multiply
    197,175.60x = 295,957.80 × 97,448.40
  4. Step 4: Simplify right side
    197,175.60x = 28,840,614,077.52
  5. Step 5: Solve for x
    x = 28,840,614,077.52/197,175.60
  6. Step 6: Final answer
    x = 146,268.68

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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.