Home / 925,811.10-1,277,736.93-517,935.60

Finding the Fourth Proportional to 925,811.10, 1,277,736.93 and 517,935.60

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Solution

The fourth proportional to 925,811.10, 1,277,736.93 and 517,935.60 is: 714,816.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,811.10 : 1,277,736.93 = 517,935.60 : x
  2. Step 2: Convert to fraction form
    925,811.10/1,277,736.93 = 517,935.60/x
  3. Step 3: Cross multiply
    925,811.10x = 1,277,736.93 × 517,935.60
  4. Step 4: Simplify right side
    925,811.10x = 661,785,443,481.71
  5. Step 5: Solve for x
    x = 661,785,443,481.71/925,811.10
  6. Step 6: Final answer
    x = 714,816.92

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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.