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Finding the Fourth Proportional to 543,624.80, 750,181.63 and 301,922.94

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Solution

The fourth proportional to 543,624.80, 750,181.63 and 301,922.94 is: 416,642.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,624.80 : 750,181.63 = 301,922.94 : x
  2. Step 2: Convert to fraction form
    543,624.80/750,181.63 = 301,922.94/x
  3. Step 3: Cross multiply
    543,624.80x = 750,181.63 × 301,922.94
  4. Step 4: Simplify right side
    543,624.80x = 226,497,043,263.59
  5. Step 5: Solve for x
    x = 226,497,043,263.59/543,624.80
  6. Step 6: Final answer
    x = 416,642.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.