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Finding the Third Proportional to 929,988 and 1,316,295

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Solution

The third proportional to 929,988 and 1,316,295 is: 1,863,069.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,988 : 1,316,295 = 1,316,295 : x
  2. Step 2: Convert to fraction form
    929,988/1,316,295 = 1,316,295/x
  3. Step 3: Cross multiply
    929,988x = 1,316,295 × 1,316,295
  4. Step 4: Simplify right side
    929,988x = 1,732,632,527,025
  5. Step 5: Solve for x
    x = 1,732,632,527,025/929,988
  6. Step 6: Final answer
    x = 1,863,069.77

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.