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Finding the Fourth Proportional to 524,477.80, 786,716.70 and 150,538.60

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Solution

The fourth proportional to 524,477.80, 786,716.70 and 150,538.60 is: 225,807.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,477.80 : 786,716.70 = 150,538.60 : x
  2. Step 2: Convert to fraction form
    524,477.80/786,716.70 = 150,538.60/x
  3. Step 3: Cross multiply
    524,477.80x = 786,716.70 × 150,538.60
  4. Step 4: Simplify right side
    524,477.80x = 118,431,230,614.62
  5. Step 5: Solve for x
    x = 118,431,230,614.62/524,477.80
  6. Step 6: Final answer
    x = 225,807.90

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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.