Home / 737,710.20-1,107,602.10-580,116.60

Finding the Fourth Proportional to 737,710.20, 1,107,602.10 and 580,116.60

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Solution

The fourth proportional to 737,710.20, 1,107,602.10 and 580,116.60 is: 870,990.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,710.20 : 1,107,602.10 = 580,116.60 : x
  2. Step 2: Convert to fraction form
    737,710.20/1,107,602.10 = 580,116.60/x
  3. Step 3: Cross multiply
    737,710.20x = 1,107,602.10 × 580,116.60
  4. Step 4: Simplify right side
    737,710.20x = 642,538,364,404.86
  5. Step 5: Solve for x
    x = 642,538,364,404.86/737,710.20
  6. Step 6: Final answer
    x = 870,990.21

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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.