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Finding the Fourth Proportional to 237,020.80, 355,012.80 and 184,014.40

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Solution

The fourth proportional to 237,020.80, 355,012.80 and 184,014.40 is: 275,619.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,020.80 : 355,012.80 = 184,014.40 : x
  2. Step 2: Convert to fraction form
    237,020.80/355,012.80 = 184,014.40/x
  3. Step 3: Cross multiply
    237,020.80x = 355,012.80 × 184,014.40
  4. Step 4: Simplify right side
    237,020.80x = 65,327,467,384.32
  5. Step 5: Solve for x
    x = 65,327,467,384.32/237,020.80
  6. Step 6: Final answer
    x = 275,619.13

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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.