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Finding the Fourth Proportional to 623,739.88, 935,710.80 and 244,455

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Solution

The fourth proportional to 623,739.88, 935,710.80 and 244,455 is: 366,722.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,739.88 : 935,710.80 = 244,455 : x
  2. Step 2: Convert to fraction form
    623,739.88/935,710.80 = 244,455/x
  3. Step 3: Cross multiply
    623,739.88x = 935,710.80 × 244,455
  4. Step 4: Simplify right side
    623,739.88x = 228,739,183,614
  5. Step 5: Solve for x
    x = 228,739,183,614/623,739.88
  6. Step 6: Final answer
    x = 366,722.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.