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Finding the Third Proportional to 1,956,281.63 and 2,992,772.81

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Solution

The third proportional to 1,956,281.63 and 2,992,772.81 is: 4,578,425.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956,281.63 : 2,992,772.81 = 2,992,772.81 : x
  2. Step 2: Convert to fraction form
    1,956,281.63/2,992,772.81 = 2,992,772.81/x
  3. Step 3: Cross multiply
    1,956,281.63x = 2,992,772.81 × 2,992,772.81
  4. Step 4: Simplify right side
    1,956,281.63x = 8,956,689,107,239.16
  5. Step 5: Solve for x
    x = 8,956,689,107,239.16/1,956,281.63
  6. Step 6: Final answer
    x = 4,578,425.21

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.