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Finding the Fourth Proportional to 195,249.60, 292,874.40 and 190,875.60

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Solution

The fourth proportional to 195,249.60, 292,874.40 and 190,875.60 is: 286,313.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,249.60 : 292,874.40 = 190,875.60 : x
  2. Step 2: Convert to fraction form
    195,249.60/292,874.40 = 190,875.60/x
  3. Step 3: Cross multiply
    195,249.60x = 292,874.40 × 190,875.60
  4. Step 4: Simplify right side
    195,249.60x = 55,902,576,824.64
  5. Step 5: Solve for x
    x = 55,902,576,824.64/195,249.60
  6. Step 6: Final answer
    x = 286,313.40

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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.