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Finding the Third Proportional to 430,779.75 and 939,894

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Solution

The third proportional to 430,779.75 and 939,894 is: 2,050,701.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,779.75 : 939,894 = 939,894 : x
  2. Step 2: Convert to fraction form
    430,779.75/939,894 = 939,894/x
  3. Step 3: Cross multiply
    430,779.75x = 939,894 × 939,894
  4. Step 4: Simplify right side
    430,779.75x = 883,400,731,236
  5. Step 5: Solve for x
    x = 883,400,731,236/430,779.75
  6. Step 6: Final answer
    x = 2,050,701.62

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.