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Finding the Third Proportional to 371,940.93 and 556,469.76

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Solution

The third proportional to 371,940.93 and 556,469.76 is: 832,547.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,940.93 : 556,469.76 = 556,469.76 : x
  2. Step 2: Convert to fraction form
    371,940.93/556,469.76 = 556,469.76/x
  3. Step 3: Cross multiply
    371,940.93x = 556,469.76 × 556,469.76
  4. Step 4: Simplify right side
    371,940.93x = 309,658,596,794.19
  5. Step 5: Solve for x
    x = 309,658,596,794.19/371,940.93
  6. Step 6: Final answer
    x = 832,547.79

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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.