Home / 809,208.36-1,117,233.54-724,179.24

Finding the Fourth Proportional to 809,208.36, 1,117,233.54 and 724,179.24

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Solution

The fourth proportional to 809,208.36, 1,117,233.54 and 724,179.24 is: 999,838.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,208.36 : 1,117,233.54 = 724,179.24 : x
  2. Step 2: Convert to fraction form
    809,208.36/1,117,233.54 = 724,179.24/x
  3. Step 3: Cross multiply
    809,208.36x = 1,117,233.54 × 724,179.24
  4. Step 4: Simplify right side
    809,208.36x = 809,077,335,899.71
  5. Step 5: Solve for x
    x = 809,077,335,899.71/809,208.36
  6. Step 6: Final answer
    x = 999,838.08

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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.