Home / 607,741.20-911,525.40-187,059.60

Finding the Fourth Proportional to 607,741.20, 911,525.40 and 187,059.60

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Solution

The fourth proportional to 607,741.20, 911,525.40 and 187,059.60 is: 280,562.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,741.20 : 911,525.40 = 187,059.60 : x
  2. Step 2: Convert to fraction form
    607,741.20/911,525.40 = 187,059.60/x
  3. Step 3: Cross multiply
    607,741.20x = 911,525.40 × 187,059.60
  4. Step 4: Simplify right side
    607,741.20x = 170,509,576,713.84
  5. Step 5: Solve for x
    x = 170,509,576,713.84/607,741.20
  6. Step 6: Final answer
    x = 280,562.81

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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.