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Finding the Fourth Proportional to 3,993,777.04, 5,511,415.08 and 2,182,941.04

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Solution

The fourth proportional to 3,993,777.04, 5,511,415.08 and 2,182,941.04 is: 3,012,460.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993,777.04 : 5,511,415.08 = 2,182,941.04 : x
  2. Step 2: Convert to fraction form
    3,993,777.04/5,511,415.08 = 2,182,941.04/x
  3. Step 3: Cross multiply
    3,993,777.04x = 5,511,415.08 × 2,182,941.04
  4. Step 4: Simplify right side
    3,993,777.04x = 12,031,094,166,606.88
  5. Step 5: Solve for x
    x = 12,031,094,166,606.88/3,993,777.04
  6. Step 6: Final answer
    x = 3,012,460.15

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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.