Home / 808,301.56-1,114,993.14-505,970.68

Finding the Fourth Proportional to 808,301.56, 1,114,993.14 and 505,970.68

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Solution

The fourth proportional to 808,301.56, 1,114,993.14 and 505,970.68 is: 697,949.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,301.56 : 1,114,993.14 = 505,970.68 : x
  2. Step 2: Convert to fraction form
    808,301.56/1,114,993.14 = 505,970.68/x
  3. Step 3: Cross multiply
    808,301.56x = 1,114,993.14 × 505,970.68
  4. Step 4: Simplify right side
    808,301.56x = 564,153,837,241.14
  5. Step 5: Solve for x
    x = 564,153,837,241.14/808,301.56
  6. Step 6: Final answer
    x = 697,949.71

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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.