Home / 680,980.20-1,019,051.10-593,197.80

Finding the Fourth Proportional to 680,980.20, 1,019,051.10 and 593,197.80

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Solution

The fourth proportional to 680,980.20, 1,019,051.10 and 593,197.80 is: 887,689.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,980.20 : 1,019,051.10 = 593,197.80 : x
  2. Step 2: Convert to fraction form
    680,980.20/1,019,051.10 = 593,197.80/x
  3. Step 3: Cross multiply
    680,980.20x = 1,019,051.10 × 593,197.80
  4. Step 4: Simplify right side
    680,980.20x = 604,498,870,607.58
  5. Step 5: Solve for x
    x = 604,498,870,607.58/680,980.20
  6. Step 6: Final answer
    x = 887,689.35

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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.