Home / 324,124.90-447,280.63-178,927.56

Finding the Fourth Proportional to 324,124.90, 447,280.63 and 178,927.56

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Solution

The fourth proportional to 324,124.90, 447,280.63 and 178,927.56 is: 246,913.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,124.90 : 447,280.63 = 178,927.56 : x
  2. Step 2: Convert to fraction form
    324,124.90/447,280.63 = 178,927.56/x
  3. Step 3: Cross multiply
    324,124.90x = 447,280.63 × 178,927.56
  4. Step 4: Simplify right side
    324,124.90x = 80,030,831,313.84
  5. Step 5: Solve for x
    x = 80,030,831,313.84/324,124.90
  6. Step 6: Final answer
    x = 246,913.56

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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.