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Finding the Third Proportional to 282,779.50 and 609,838

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Solution

The third proportional to 282,779.50 and 609,838 is: 1,315,167.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,779.50 : 609,838 = 609,838 : x
  2. Step 2: Convert to fraction form
    282,779.50/609,838 = 609,838/x
  3. Step 3: Cross multiply
    282,779.50x = 609,838 × 609,838
  4. Step 4: Simplify right side
    282,779.50x = 371,902,386,244
  5. Step 5: Solve for x
    x = 371,902,386,244/282,779.50
  6. Step 6: Final answer
    x = 1,315,167.42

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.