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Finding the Fourth Proportional to 345,994.95, 477,462.19 and 202,850.33

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Solution

The fourth proportional to 345,994.95, 477,462.19 and 202,850.33 is: 279,927.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,994.95 : 477,462.19 = 202,850.33 : x
  2. Step 2: Convert to fraction form
    345,994.95/477,462.19 = 202,850.33/x
  3. Step 3: Cross multiply
    345,994.95x = 477,462.19 × 202,850.33
  4. Step 4: Simplify right side
    345,994.95x = 96,853,362,804.02
  5. Step 5: Solve for x
    x = 96,853,362,804.02/345,994.95
  6. Step 6: Final answer
    x = 279,927.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.