Home / 597,821.20-896,731.80-574,493.20

Finding the Fourth Proportional to 597,821.20, 896,731.80 and 574,493.20

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Solution

The fourth proportional to 597,821.20, 896,731.80 and 574,493.20 is: 861,739.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,821.20 : 896,731.80 = 574,493.20 : x
  2. Step 2: Convert to fraction form
    597,821.20/896,731.80 = 574,493.20/x
  3. Step 3: Cross multiply
    597,821.20x = 896,731.80 × 574,493.20
  4. Step 4: Simplify right side
    597,821.20x = 515,166,321,323.76
  5. Step 5: Solve for x
    x = 515,166,321,323.76/597,821.20
  6. Step 6: Final answer
    x = 861,739.80

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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.