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Finding the Third Proportional to 163,970 and 358,598

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Solution

The third proportional to 163,970 and 358,598 is: 784,244.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,970 : 358,598 = 358,598 : x
  2. Step 2: Convert to fraction form
    163,970/358,598 = 358,598/x
  3. Step 3: Cross multiply
    163,970x = 358,598 × 358,598
  4. Step 4: Simplify right side
    163,970x = 128,592,525,604
  5. Step 5: Solve for x
    x = 128,592,525,604/163,970
  6. Step 6: Final answer
    x = 784,244.23

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.