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Finding the Fourth Proportional to 196,866.42, 295,268.04 and 70,483.20

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Solution

The fourth proportional to 196,866.42, 295,268.04 and 70,483.20 is: 105,713.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,866.42 : 295,268.04 = 70,483.20 : x
  2. Step 2: Convert to fraction form
    196,866.42/295,268.04 = 70,483.20/x
  3. Step 3: Cross multiply
    196,866.42x = 295,268.04 × 70,483.20
  4. Step 4: Simplify right side
    196,866.42x = 20,811,436,316.93
  5. Step 5: Solve for x
    x = 20,811,436,316.93/196,866.42
  6. Step 6: Final answer
    x = 105,713.49

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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.