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Finding the Fourth Proportional to 1,961,846.03, 2,943,331.85 and 824,023.06

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Solution

The fourth proportional to 1,961,846.03, 2,943,331.85 and 824,023.06 is: 1,236,270.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,961,846.03 : 2,943,331.85 = 824,023.06 : x
  2. Step 2: Convert to fraction form
    1,961,846.03/2,943,331.85 = 824,023.06/x
  3. Step 3: Cross multiply
    1,961,846.03x = 2,943,331.85 × 824,023.06
  4. Step 4: Simplify right side
    1,961,846.03x = 2,425,373,312,334.19
  5. Step 5: Solve for x
    x = 2,425,373,312,334.19/1,961,846.03
  6. Step 6: Final answer
    x = 1,236,270.98

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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.