Home / 903,004.50-1,246,340.62-540,509.26

Finding the Fourth Proportional to 903,004.50, 1,246,340.62 and 540,509.26

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Solution

The fourth proportional to 903,004.50, 1,246,340.62 and 540,509.26 is: 746,019.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,004.50 : 1,246,340.62 = 540,509.26 : x
  2. Step 2: Convert to fraction form
    903,004.50/1,246,340.62 = 540,509.26/x
  3. Step 3: Cross multiply
    903,004.50x = 1,246,340.62 × 540,509.26
  4. Step 4: Simplify right side
    903,004.50x = 673,658,646,224.14
  5. Step 5: Solve for x
    x = 673,658,646,224.14/903,004.50
  6. Step 6: Final answer
    x = 746,019.15

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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.