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Finding the Fourth Proportional to 448,492.84, 672,918.78 and 182,273.80

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Solution

The fourth proportional to 448,492.84, 672,918.78 and 182,273.80 is: 273,483.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,492.84 : 672,918.78 = 182,273.80 : x
  2. Step 2: Convert to fraction form
    448,492.84/672,918.78 = 182,273.80/x
  3. Step 3: Cross multiply
    448,492.84x = 672,918.78 × 182,273.80
  4. Step 4: Simplify right side
    448,492.84x = 122,655,463,121.96
  5. Step 5: Solve for x
    x = 122,655,463,121.96/448,492.84
  6. Step 6: Final answer
    x = 273,483.66

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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.