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Finding the Fourth Proportional to 542,239.04, 748,269.50 and 300,525.72

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Solution

The fourth proportional to 542,239.04, 748,269.50 and 300,525.72 is: 414,714.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,239.04 : 748,269.50 = 300,525.72 : x
  2. Step 2: Convert to fraction form
    542,239.04/748,269.50 = 300,525.72/x
  3. Step 3: Cross multiply
    542,239.04x = 748,269.50 × 300,525.72
  4. Step 4: Simplify right side
    542,239.04x = 224,874,230,241.54
  5. Step 5: Solve for x
    x = 224,874,230,241.54/542,239.04
  6. Step 6: Final answer
    x = 414,714.20

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