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Finding the Fourth Proportional to 609,003.95, 913,598.13 and 441,786.08

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Solution

The fourth proportional to 609,003.95, 913,598.13 and 441,786.08 is: 662,746.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,003.95 : 913,598.13 = 441,786.08 : x
  2. Step 2: Convert to fraction form
    609,003.95/913,598.13 = 441,786.08/x
  3. Step 3: Cross multiply
    609,003.95x = 913,598.13 × 441,786.08
  4. Step 4: Simplify right side
    609,003.95x = 403,614,936,548.03
  5. Step 5: Solve for x
    x = 403,614,936,548.03/609,003.95
  6. Step 6: Final answer
    x = 662,746.01

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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.