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Finding the Third Proportional to 1,070,981 and 1,427,815.50

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Solution

The third proportional to 1,070,981 and 1,427,815.50 is: 1,903,541.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,981 : 1,427,815.50 = 1,427,815.50 : x
  2. Step 2: Convert to fraction form
    1,070,981/1,427,815.50 = 1,427,815.50/x
  3. Step 3: Cross multiply
    1,070,981x = 1,427,815.50 × 1,427,815.50
  4. Step 4: Simplify right side
    1,070,981x = 2,038,657,102,040.25
  5. Step 5: Solve for x
    x = 2,038,657,102,040.25/1,070,981
  6. Step 6: Final answer
    x = 1,903,541.80

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.