Home / 699,490.80-1,049,495.40-673,570.80

Finding the Fourth Proportional to 699,490.80, 1,049,495.40 and 673,570.80

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Solution

The fourth proportional to 699,490.80, 1,049,495.40 and 673,570.80 is: 1,010,605.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,490.80 : 1,049,495.40 = 673,570.80 : x
  2. Step 2: Convert to fraction form
    699,490.80/1,049,495.40 = 673,570.80/x
  3. Step 3: Cross multiply
    699,490.80x = 1,049,495.40 × 673,570.80
  4. Step 4: Simplify right side
    699,490.80x = 706,909,456,174.32
  5. Step 5: Solve for x
    x = 706,909,456,174.32/699,490.80
  6. Step 6: Final answer
    x = 1,010,605.80

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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.