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Finding the Fourth Proportional to 609,164.03, 913,807.25 and 209,751.95

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Solution

The fourth proportional to 609,164.03, 913,807.25 and 209,751.95 is: 314,649.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,164.03 : 913,807.25 = 209,751.95 : x
  2. Step 2: Convert to fraction form
    609,164.03/913,807.25 = 209,751.95/x
  3. Step 3: Cross multiply
    609,164.03x = 913,807.25 × 209,751.95
  4. Step 4: Simplify right side
    609,164.03x = 191,672,852,611.64
  5. Step 5: Solve for x
    x = 191,672,852,611.64/609,164.03
  6. Step 6: Final answer
    x = 314,649.00

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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.