Home / 702,605.81-1,053,937.91-203,969.81

Finding the Fourth Proportional to 702,605.81, 1,053,937.91 and 203,969.81

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Solution

The fourth proportional to 702,605.81, 1,053,937.91 and 203,969.81 is: 305,963.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,605.81 : 1,053,937.91 = 203,969.81 : x
  2. Step 2: Convert to fraction form
    702,605.81/1,053,937.91 = 203,969.81/x
  3. Step 3: Cross multiply
    702,605.81x = 1,053,937.91 × 203,969.81
  4. Step 4: Simplify right side
    702,605.81x = 214,971,518,399.27
  5. Step 5: Solve for x
    x = 214,971,518,399.27/702,605.81
  6. Step 6: Final answer
    x = 305,963.19

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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.