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Finding the Fourth Proportional to 5,988,135.40, 8,983,515.30 and 2,956,953.40

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Solution

The fourth proportional to 5,988,135.40, 8,983,515.30 and 2,956,953.40 is: 4,436,078.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,988,135.40 : 8,983,515.30 = 2,956,953.40 : x
  2. Step 2: Convert to fraction form
    5,988,135.40/8,983,515.30 = 2,956,953.40/x
  3. Step 3: Cross multiply
    5,988,135.40x = 8,983,515.30 × 2,956,953.40
  4. Step 4: Simplify right side
    5,988,135.40x = 26,563,836,110,287.02
  5. Step 5: Solve for x
    x = 26,563,836,110,287.02/5,988,135.40
  6. Step 6: Final answer
    x = 4,436,078.07

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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.