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Finding the Fourth Proportional to 196,951.60, 295,427.40 and 65,623.60

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Solution

The fourth proportional to 196,951.60, 295,427.40 and 65,623.60 is: 98,435.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,951.60 : 295,427.40 = 65,623.60 : x
  2. Step 2: Convert to fraction form
    196,951.60/295,427.40 = 65,623.60/x
  3. Step 3: Cross multiply
    196,951.60x = 295,427.40 × 65,623.60
  4. Step 4: Simplify right side
    196,951.60x = 19,387,009,526.64
  5. Step 5: Solve for x
    x = 19,387,009,526.64/196,951.60
  6. Step 6: Final answer
    x = 98,435.40

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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.