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Finding the Fourth Proportional to 295,492.50, 443,238.75 and 73,876.50

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Solution

The fourth proportional to 295,492.50, 443,238.75 and 73,876.50 is: 110,814.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,492.50 : 443,238.75 = 73,876.50 : x
  2. Step 2: Convert to fraction form
    295,492.50/443,238.75 = 73,876.50/x
  3. Step 3: Cross multiply
    295,492.50x = 443,238.75 × 73,876.50
  4. Step 4: Simplify right side
    295,492.50x = 32,744,927,514.38
  5. Step 5: Solve for x
    x = 32,744,927,514.38/295,492.50
  6. Step 6: Final answer
    x = 110,814.75

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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.