Home / 850,964.54-1,174,328.69-468,991.22

Finding the Fourth Proportional to 850,964.54, 1,174,328.69 and 468,991.22

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Solution

The fourth proportional to 850,964.54, 1,174,328.69 and 468,991.22 is: 647,206.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,964.54 : 1,174,328.69 = 468,991.22 : x
  2. Step 2: Convert to fraction form
    850,964.54/1,174,328.69 = 468,991.22/x
  3. Step 3: Cross multiply
    850,964.54x = 1,174,328.69 × 468,991.22
  4. Step 4: Simplify right side
    850,964.54x = 550,749,836,787.50
  5. Step 5: Solve for x
    x = 550,749,836,787.50/850,964.54
  6. Step 6: Final answer
    x = 647,206.57

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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.