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Finding the Fourth Proportional to 500,528.22, 750,786.36 and 201,003.48

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Solution

The fourth proportional to 500,528.22, 750,786.36 and 201,003.48 is: 301,502.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,528.22 : 750,786.36 = 201,003.48 : x
  2. Step 2: Convert to fraction form
    500,528.22/750,786.36 = 201,003.48/x
  3. Step 3: Cross multiply
    500,528.22x = 750,786.36 × 201,003.48
  4. Step 4: Simplify right side
    500,528.22x = 150,910,671,096.53
  5. Step 5: Solve for x
    x = 150,910,671,096.53/500,528.22
  6. Step 6: Final answer
    x = 301,502.82

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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.