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Finding the Fourth Proportional to 500,075.10, 750,190.41 and 163,037.48

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Solution

The fourth proportional to 500,075.10, 750,190.41 and 163,037.48 is: 244,581.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,075.10 : 750,190.41 = 163,037.48 : x
  2. Step 2: Convert to fraction form
    500,075.10/750,190.41 = 163,037.48/x
  3. Step 3: Cross multiply
    500,075.10x = 750,190.41 × 163,037.48
  4. Step 4: Simplify right side
    500,075.10x = 122,309,150,215.62
  5. Step 5: Solve for x
    x = 122,309,150,215.62/500,075.10
  6. Step 6: Final answer
    x = 244,581.56

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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.