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Finding the Fourth Proportional to 5,871,244.40, 8,806,866.60 and 2,512,012.40

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Solution

The fourth proportional to 5,871,244.40, 8,806,866.60 and 2,512,012.40 is: 3,768,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,871,244.40 : 8,806,866.60 = 2,512,012.40 : x
  2. Step 2: Convert to fraction form
    5,871,244.40/8,806,866.60 = 2,512,012.40/x
  3. Step 3: Cross multiply
    5,871,244.40x = 8,806,866.60 × 2,512,012.40
  4. Step 4: Simplify right side
    5,871,244.40x = 22,122,958,104,345.84
  5. Step 5: Solve for x
    x = 22,122,958,104,345.84/5,871,244.40
  6. Step 6: Final answer
    x = 3,768,018.60

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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.