Home / 925,142.59-1,276,745.52-562,506.40

Finding the Fourth Proportional to 925,142.59, 1,276,745.52 and 562,506.40

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Solution

The fourth proportional to 925,142.59, 1,276,745.52 and 562,506.40 is: 776,288.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,142.59 : 1,276,745.52 = 562,506.40 : x
  2. Step 2: Convert to fraction form
    925,142.59/1,276,745.52 = 562,506.40/x
  3. Step 3: Cross multiply
    925,142.59x = 1,276,745.52 × 562,506.40
  4. Step 4: Simplify right side
    925,142.59x = 718,177,526,171.33
  5. Step 5: Solve for x
    x = 718,177,526,171.33/925,142.59
  6. Step 6: Final answer
    x = 776,288.47

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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.