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Finding the Fourth Proportional to 382,844.98, 570,338.69 and 365,573.15

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Solution

The fourth proportional to 382,844.98, 570,338.69 and 365,573.15 is: 544,608.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,844.98 : 570,338.69 = 365,573.15 : x
  2. Step 2: Convert to fraction form
    382,844.98/570,338.69 = 365,573.15/x
  3. Step 3: Cross multiply
    382,844.98x = 570,338.69 × 365,573.15
  4. Step 4: Simplify right side
    382,844.98x = 208,500,512,013.91
  5. Step 5: Solve for x
    x = 208,500,512,013.91/382,844.98
  6. Step 6: Final answer
    x = 544,608.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.