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Finding the Fourth Proportional to 363,245.66, 544,868.93 and 173,661.45

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Solution

The fourth proportional to 363,245.66, 544,868.93 and 173,661.45 is: 260,492.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,245.66 : 544,868.93 = 173,661.45 : x
  2. Step 2: Convert to fraction form
    363,245.66/544,868.93 = 173,661.45/x
  3. Step 3: Cross multiply
    363,245.66x = 544,868.93 × 173,661.45
  4. Step 4: Simplify right side
    363,245.66x = 94,622,728,877.90
  5. Step 5: Solve for x
    x = 94,622,728,877.90/363,245.66
  6. Step 6: Final answer
    x = 260,492.38

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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.