Home / 196,865.60-295,298.40-195,699.20

Finding the Fourth Proportional to 196,865.60, 295,298.40 and 195,699.20

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Solution

The fourth proportional to 196,865.60, 295,298.40 and 195,699.20 is: 293,548.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,865.60 : 295,298.40 = 195,699.20 : x
  2. Step 2: Convert to fraction form
    196,865.60/295,298.40 = 195,699.20/x
  3. Step 3: Cross multiply
    196,865.60x = 295,298.40 × 195,699.20
  4. Step 4: Simplify right side
    196,865.60x = 57,789,660,641.28
  5. Step 5: Solve for x
    x = 57,789,660,641.28/196,865.60
  6. Step 6: Final answer
    x = 293,548.80

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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.