Home / 589,710.80-884,566.20-579,869.30

Finding the Fourth Proportional to 589,710.80, 884,566.20 and 579,869.30

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Solution

The fourth proportional to 589,710.80, 884,566.20 and 579,869.30 is: 869,803.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,710.80 : 884,566.20 = 579,869.30 : x
  2. Step 2: Convert to fraction form
    589,710.80/884,566.20 = 579,869.30/x
  3. Step 3: Cross multiply
    589,710.80x = 884,566.20 × 579,869.30
  4. Step 4: Simplify right side
    589,710.80x = 512,932,783,197.66
  5. Step 5: Solve for x
    x = 512,932,783,197.66/589,710.80
  6. Step 6: Final answer
    x = 869,803.95

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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.