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Finding the Third Proportional to 163,792 and 240,316

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Solution

The third proportional to 163,792 and 240,316 is: 352,592.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,792 : 240,316 = 240,316 : x
  2. Step 2: Convert to fraction form
    163,792/240,316 = 240,316/x
  3. Step 3: Cross multiply
    163,792x = 240,316 × 240,316
  4. Step 4: Simplify right side
    163,792x = 57,751,779,856
  5. Step 5: Solve for x
    x = 57,751,779,856/163,792
  6. Step 6: Final answer
    x = 352,592.19

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.