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Finding the Fourth Proportional to 3,294,523.95, 4,941,330.30 and 1,021,611.30

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Solution

The fourth proportional to 3,294,523.95, 4,941,330.30 and 1,021,611.30 is: 1,532,275.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294,523.95 : 4,941,330.30 = 1,021,611.30 : x
  2. Step 2: Convert to fraction form
    3,294,523.95/4,941,330.30 = 1,021,611.30/x
  3. Step 3: Cross multiply
    3,294,523.95x = 4,941,330.30 × 1,021,611.30
  4. Step 4: Simplify right side
    3,294,523.95x = 5,048,118,871,512.39
  5. Step 5: Solve for x
    x = 5,048,118,871,512.39/3,294,523.95
  6. Step 6: Final answer
    x = 1,532,275.66

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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.