Home / 451,004.36-622,376.86-260,006.36

Finding the Fourth Proportional to 451,004.36, 622,376.86 and 260,006.36

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Solution

The fourth proportional to 451,004.36, 622,376.86 and 260,006.36 is: 358,803.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,004.36 : 622,376.86 = 260,006.36 : x
  2. Step 2: Convert to fraction form
    451,004.36/622,376.86 = 260,006.36/x
  3. Step 3: Cross multiply
    451,004.36x = 622,376.86 × 260,006.36
  4. Step 4: Simplify right side
    451,004.36x = 161,821,941,916.83
  5. Step 5: Solve for x
    x = 161,821,941,916.83/451,004.36
  6. Step 6: Final answer
    x = 358,803.50

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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.