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Finding the Fourth Proportional to 543,562.44, 750,090.90 and 301,860.48

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Solution

The fourth proportional to 543,562.44, 750,090.90 and 301,860.48 is: 416,553.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,562.44 : 750,090.90 = 301,860.48 : x
  2. Step 2: Convert to fraction form
    543,562.44/750,090.90 = 301,860.48/x
  3. Step 3: Cross multiply
    543,562.44x = 750,090.90 × 301,860.48
  4. Step 4: Simplify right side
    543,562.44x = 226,422,799,117.63
  5. Step 5: Solve for x
    x = 226,422,799,117.63/543,562.44
  6. Step 6: Final answer
    x = 416,553.43

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1.5x scale

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.