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Finding the Fourth Proportional to 543,548.82, 750,072.16 and 301,846.80

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Solution

The fourth proportional to 543,548.82, 750,072.16 and 301,846.80 is: 416,534.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,548.82 : 750,072.16 = 301,846.80 : x
  2. Step 2: Convert to fraction form
    543,548.82/750,072.16 = 301,846.80/x
  3. Step 3: Cross multiply
    543,548.82x = 750,072.16 × 301,846.80
  4. Step 4: Simplify right side
    543,548.82x = 226,406,881,265.09
  5. Step 5: Solve for x
    x = 226,406,881,265.09/543,548.82
  6. Step 6: Final answer
    x = 416,534.58

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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.