Home / 966,772.20-1,334,100.36-537,078.54

Finding the Fourth Proportional to 966,772.20, 1,334,100.36 and 537,078.54

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Solution

The fourth proportional to 966,772.20, 1,334,100.36 and 537,078.54 is: 741,143.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,772.20 : 1,334,100.36 = 537,078.54 : x
  2. Step 2: Convert to fraction form
    966,772.20/1,334,100.36 = 537,078.54/x
  3. Step 3: Cross multiply
    966,772.20x = 1,334,100.36 × 537,078.54
  4. Step 4: Simplify right side
    966,772.20x = 716,516,673,562.28
  5. Step 5: Solve for x
    x = 716,516,673,562.28/966,772.20
  6. Step 6: Final answer
    x = 741,143.23

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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.