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Finding the Fourth Proportional to 618,216.04, 925,803.42 and 301,652.20

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Solution

The fourth proportional to 618,216.04, 925,803.42 and 301,652.20 is: 451,736.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,216.04 : 925,803.42 = 301,652.20 : x
  2. Step 2: Convert to fraction form
    618,216.04/925,803.42 = 301,652.20/x
  3. Step 3: Cross multiply
    618,216.04x = 925,803.42 × 301,652.20
  4. Step 4: Simplify right side
    618,216.04x = 279,270,638,410.52
  5. Step 5: Solve for x
    x = 279,270,638,410.52/618,216.04
  6. Step 6: Final answer
    x = 451,736.32

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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.