Home / 792,295.64-1,188,640.04-393,124.76

Finding the Fourth Proportional to 792,295.64, 1,188,640.04 and 393,124.76

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Solution

The fourth proportional to 792,295.64, 1,188,640.04 and 393,124.76 is: 589,784.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,295.64 : 1,188,640.04 = 393,124.76 : x
  2. Step 2: Convert to fraction form
    792,295.64/1,188,640.04 = 393,124.76/x
  3. Step 3: Cross multiply
    792,295.64x = 1,188,640.04 × 393,124.76
  4. Step 4: Simplify right side
    792,295.64x = 467,283,830,451.39
  5. Step 5: Solve for x
    x = 467,283,830,451.39/792,295.64
  6. Step 6: Final answer
    x = 589,784.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.