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Finding the Third Proportional to 874,590 and 1,314,585

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Solution

The third proportional to 874,590 and 1,314,585 is: 1,975,935.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,590 : 1,314,585 = 1,314,585 : x
  2. Step 2: Convert to fraction form
    874,590/1,314,585 = 1,314,585/x
  3. Step 3: Cross multiply
    874,590x = 1,314,585 × 1,314,585
  4. Step 4: Simplify right side
    874,590x = 1,728,133,722,225
  5. Step 5: Solve for x
    x = 1,728,133,722,225/874,590
  6. Step 6: Final answer
    x = 1,975,935.84

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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.