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Finding the Third Proportional to 977,660 and 1,431,487.50

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Solution

The third proportional to 977,660 and 1,431,487.50 is: 2,095,980.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,660 : 1,431,487.50 = 1,431,487.50 : x
  2. Step 2: Convert to fraction form
    977,660/1,431,487.50 = 1,431,487.50/x
  3. Step 3: Cross multiply
    977,660x = 1,431,487.50 × 1,431,487.50
  4. Step 4: Simplify right side
    977,660x = 2,049,156,462,656.25
  5. Step 5: Solve for x
    x = 2,049,156,462,656.25/977,660
  6. Step 6: Final answer
    x = 2,095,980.67

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.