Home / 645,558.58-968,392.07-196,283.35

Finding the Fourth Proportional to 645,558.58, 968,392.07 and 196,283.35

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Solution

The fourth proportional to 645,558.58, 968,392.07 and 196,283.35 is: 294,441.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,558.58 : 968,392.07 = 196,283.35 : x
  2. Step 2: Convert to fraction form
    645,558.58/968,392.07 = 196,283.35/x
  3. Step 3: Cross multiply
    645,558.58x = 968,392.07 × 196,283.35
  4. Step 4: Simplify right side
    645,558.58x = 190,079,241,682.26
  5. Step 5: Solve for x
    x = 190,079,241,682.26/645,558.58
  6. Step 6: Final answer
    x = 294,441.51

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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.