Home / 755,262.72-1,042,140.60-432,913.50

Finding the Fourth Proportional to 755,262.72, 1,042,140.60 and 432,913.50

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Solution

The fourth proportional to 755,262.72, 1,042,140.60 and 432,913.50 is: 597,350.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,262.72 : 1,042,140.60 = 432,913.50 : x
  2. Step 2: Convert to fraction form
    755,262.72/1,042,140.60 = 432,913.50/x
  3. Step 3: Cross multiply
    755,262.72x = 1,042,140.60 × 432,913.50
  4. Step 4: Simplify right side
    755,262.72x = 451,156,734,638.10
  5. Step 5: Solve for x
    x = 451,156,734,638.10/755,262.72
  6. Step 6: Final answer
    x = 597,350.73

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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.