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Finding the Fourth Proportional to 385,070.99, 577,360.44 and 184,993.29

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Solution

The fourth proportional to 385,070.99, 577,360.44 and 184,993.29 is: 277,371.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,070.99 : 577,360.44 = 184,993.29 : x
  2. Step 2: Convert to fraction form
    385,070.99/577,360.44 = 184,993.29/x
  3. Step 3: Cross multiply
    385,070.99x = 577,360.44 × 184,993.29
  4. Step 4: Simplify right side
    385,070.99x = 106,807,807,311.45
  5. Step 5: Solve for x
    x = 106,807,807,311.45/385,070.99
  6. Step 6: Final answer
    x = 277,371.74

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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.