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Finding the Fourth Proportional to 301,034.40, 451,551.60 and 241,985.40

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Solution

The fourth proportional to 301,034.40, 451,551.60 and 241,985.40 is: 362,978.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,034.40 : 451,551.60 = 241,985.40 : x
  2. Step 2: Convert to fraction form
    301,034.40/451,551.60 = 241,985.40/x
  3. Step 3: Cross multiply
    301,034.40x = 451,551.60 × 241,985.40
  4. Step 4: Simplify right side
    301,034.40x = 109,268,894,546.64
  5. Step 5: Solve for x
    x = 109,268,894,546.64/301,034.40
  6. Step 6: Final answer
    x = 362,978.10

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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.