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Finding the Fourth Proportional to 246,893.60, 340,760.40 and 144,941.60

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Solution

The fourth proportional to 246,893.60, 340,760.40 and 144,941.60 is: 200,047.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,893.60 : 340,760.40 = 144,941.60 : x
  2. Step 2: Convert to fraction form
    246,893.60/340,760.40 = 144,941.60/x
  3. Step 3: Cross multiply
    246,893.60x = 340,760.40 × 144,941.60
  4. Step 4: Simplify right side
    246,893.60x = 49,390,357,592.64
  5. Step 5: Solve for x
    x = 49,390,357,592.64/246,893.60
  6. Step 6: Final answer
    x = 200,047.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.