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Finding the Fourth Proportional to 500,783.52, 751,209.84 and 201,264.30

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Solution

The fourth proportional to 500,783.52, 751,209.84 and 201,264.30 is: 301,910.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,783.52 : 751,209.84 = 201,264.30 : x
  2. Step 2: Convert to fraction form
    500,783.52/751,209.84 = 201,264.30/x
  3. Step 3: Cross multiply
    500,783.52x = 751,209.84 × 201,264.30
  4. Step 4: Simplify right side
    500,783.52x = 151,191,722,600.71
  5. Step 5: Solve for x
    x = 151,191,722,600.71/500,783.52
  6. Step 6: Final answer
    x = 301,910.34

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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.