Home / 945,363.71-1,305,240.75-727,184.95

Finding the Fourth Proportional to 945,363.71, 1,305,240.75 and 727,184.95

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Solution

The fourth proportional to 945,363.71, 1,305,240.75 and 727,184.95 is: 1,004,006.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,363.71 : 1,305,240.75 = 727,184.95 : x
  2. Step 2: Convert to fraction form
    945,363.71/1,305,240.75 = 727,184.95/x
  3. Step 3: Cross multiply
    945,363.71x = 1,305,240.75 × 727,184.95
  4. Step 4: Simplify right side
    945,363.71x = 949,151,429,526.71
  5. Step 5: Solve for x
    x = 949,151,429,526.71/945,363.71
  6. Step 6: Final answer
    x = 1,004,006.63

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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.