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Finding the Third Proportional to 159,960 and 370,316

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Solution

The third proportional to 159,960 and 370,316 is: 857,301.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,960 : 370,316 = 370,316 : x
  2. Step 2: Convert to fraction form
    159,960/370,316 = 370,316/x
  3. Step 3: Cross multiply
    159,960x = 370,316 × 370,316
  4. Step 4: Simplify right side
    159,960x = 137,133,939,856
  5. Step 5: Solve for x
    x = 137,133,939,856/159,960
  6. Step 6: Final answer
    x = 857,301.45

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.