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Finding the Fourth Proportional to 2,935,609.80, 4,403,414.70 and 941,267.40

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Solution

The fourth proportional to 2,935,609.80, 4,403,414.70 and 941,267.40 is: 1,411,901.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935,609.80 : 4,403,414.70 = 941,267.40 : x
  2. Step 2: Convert to fraction form
    2,935,609.80/4,403,414.70 = 941,267.40/x
  3. Step 3: Cross multiply
    2,935,609.80x = 4,403,414.70 × 941,267.40
  4. Step 4: Simplify right side
    2,935,609.80x = 4,144,790,705,790.78
  5. Step 5: Solve for x
    x = 4,144,790,705,790.78/2,935,609.80
  6. Step 6: Final answer
    x = 1,411,901.10

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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.