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Finding the Fourth Proportional to 368,273.36, 552,410.04 and 318,202

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Solution

The fourth proportional to 368,273.36, 552,410.04 and 318,202 is: 477,303.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,273.36 : 552,410.04 = 318,202 : x
  2. Step 2: Convert to fraction form
    368,273.36/552,410.04 = 318,202/x
  3. Step 3: Cross multiply
    368,273.36x = 552,410.04 × 318,202
  4. Step 4: Simplify right side
    368,273.36x = 175,777,979,548.08
  5. Step 5: Solve for x
    x = 175,777,979,548.08/368,273.36
  6. Step 6: Final answer
    x = 477,303.00

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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.