Home / 215,683.40-323,525.10-177,629.60

Finding the Fourth Proportional to 215,683.40, 323,525.10 and 177,629.60

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Solution

The fourth proportional to 215,683.40, 323,525.10 and 177,629.60 is: 266,444.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,683.40 : 323,525.10 = 177,629.60 : x
  2. Step 2: Convert to fraction form
    215,683.40/323,525.10 = 177,629.60/x
  3. Step 3: Cross multiply
    215,683.40x = 323,525.10 × 177,629.60
  4. Step 4: Simplify right side
    215,683.40x = 57,467,634,102.96
  5. Step 5: Solve for x
    x = 57,467,634,102.96/215,683.40
  6. Step 6: Final answer
    x = 266,444.40

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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.