Home / 676,817.80-1,015,226.70-558,622.60

Finding the Fourth Proportional to 676,817.80, 1,015,226.70 and 558,622.60

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Solution

The fourth proportional to 676,817.80, 1,015,226.70 and 558,622.60 is: 837,933.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,817.80 : 1,015,226.70 = 558,622.60 : x
  2. Step 2: Convert to fraction form
    676,817.80/1,015,226.70 = 558,622.60/x
  3. Step 3: Cross multiply
    676,817.80x = 1,015,226.70 × 558,622.60
  4. Step 4: Simplify right side
    676,817.80x = 567,128,578,743.42
  5. Step 5: Solve for x
    x = 567,128,578,743.42/676,817.80
  6. Step 6: Final answer
    x = 837,933.90

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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.