Home / 741,256.71-1,111,975.04-208,777.74

Finding the Fourth Proportional to 741,256.71, 1,111,975.04 and 208,777.74

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Solution

The fourth proportional to 741,256.71, 1,111,975.04 and 208,777.74 is: 313,191.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,256.71 : 1,111,975.04 = 208,777.74 : x
  2. Step 2: Convert to fraction form
    741,256.71/1,111,975.04 = 208,777.74/x
  3. Step 3: Cross multiply
    741,256.71x = 1,111,975.04 × 208,777.74
  4. Step 4: Simplify right side
    741,256.71x = 232,155,635,787.61
  5. Step 5: Solve for x
    x = 232,155,635,787.61/741,256.71
  6. Step 6: Final answer
    x = 313,191.95

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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.