Home / 881,349.82-1,215,815.07-575,605.17

Finding the Fourth Proportional to 881,349.82, 1,215,815.07 and 575,605.17

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Solution

The fourth proportional to 881,349.82, 1,215,815.07 and 575,605.17 is: 794,042.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,349.82 : 1,215,815.07 = 575,605.17 : x
  2. Step 2: Convert to fraction form
    881,349.82/1,215,815.07 = 575,605.17/x
  3. Step 3: Cross multiply
    881,349.82x = 1,215,815.07 × 575,605.17
  4. Step 4: Simplify right side
    881,349.82x = 699,829,438,976.65
  5. Step 5: Solve for x
    x = 699,829,438,976.65/881,349.82
  6. Step 6: Final answer
    x = 794,042.76

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.