Home / 938,366.65-1,296,022.14-617,509.14

Finding the Fourth Proportional to 938,366.65, 1,296,022.14 and 617,509.14

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Solution

The fourth proportional to 938,366.65, 1,296,022.14 and 617,509.14 is: 852,870.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,366.65 : 1,296,022.14 = 617,509.14 : x
  2. Step 2: Convert to fraction form
    938,366.65/1,296,022.14 = 617,509.14/x
  3. Step 3: Cross multiply
    938,366.65x = 1,296,022.14 × 617,509.14
  4. Step 4: Simplify right side
    938,366.65x = 800,305,517,092.36
  5. Step 5: Solve for x
    x = 800,305,517,092.36/938,366.65
  6. Step 6: Final answer
    x = 852,870.81

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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.