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Finding the Third Proportional to 488,430 and 1,041,376.50

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Solution

The third proportional to 488,430 and 1,041,376.50 is: 2,220,307.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,430 : 1,041,376.50 = 1,041,376.50 : x
  2. Step 2: Convert to fraction form
    488,430/1,041,376.50 = 1,041,376.50/x
  3. Step 3: Cross multiply
    488,430x = 1,041,376.50 × 1,041,376.50
  4. Step 4: Simplify right side
    488,430x = 1,084,465,014,752.25
  5. Step 5: Solve for x
    x = 1,084,465,014,752.25/488,430
  6. Step 6: Final answer
    x = 2,220,307.96

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.