Home / 927,772.56-1,280,206.62-545,659.92

Finding the Fourth Proportional to 927,772.56, 1,280,206.62 and 545,659.92

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Solution

The fourth proportional to 927,772.56, 1,280,206.62 and 545,659.92 is: 752,940.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,772.56 : 1,280,206.62 = 545,659.92 : x
  2. Step 2: Convert to fraction form
    927,772.56/1,280,206.62 = 545,659.92/x
  3. Step 3: Cross multiply
    927,772.56x = 1,280,206.62 × 545,659.92
  4. Step 4: Simplify right side
    927,772.56x = 698,557,441,852.67
  5. Step 5: Solve for x
    x = 698,557,441,852.67/927,772.56
  6. Step 6: Final answer
    x = 752,940.40

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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.