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Finding the Third Proportional to 630,670.50 and 1,378,710

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Solution

The third proportional to 630,670.50 and 1,378,710 is: 3,014,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,670.50 : 1,378,710 = 1,378,710 : x
  2. Step 2: Convert to fraction form
    630,670.50/1,378,710 = 1,378,710/x
  3. Step 3: Cross multiply
    630,670.50x = 1,378,710 × 1,378,710
  4. Step 4: Simplify right side
    630,670.50x = 1,900,841,264,100
  5. Step 5: Solve for x
    x = 1,900,841,264,100/630,670.50
  6. Step 6: Final answer
    x = 3,014,000.60

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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.