Home / 525,928.80-788,893.20-151,989.60

Finding the Fourth Proportional to 525,928.80, 788,893.20 and 151,989.60

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Solution

The fourth proportional to 525,928.80, 788,893.20 and 151,989.60 is: 227,984.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,928.80 : 788,893.20 = 151,989.60 : x
  2. Step 2: Convert to fraction form
    525,928.80/788,893.20 = 151,989.60/x
  3. Step 3: Cross multiply
    525,928.80x = 788,893.20 × 151,989.60
  4. Step 4: Simplify right side
    525,928.80x = 119,903,561,910.72
  5. Step 5: Solve for x
    x = 119,903,561,910.72/525,928.80
  6. Step 6: Final answer
    x = 227,984.40

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Similar ratio
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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.