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Finding the Third Proportional to 985,498 and 1,373,047

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Solution

The third proportional to 985,498 and 1,373,047 is: 1,913,000.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,498 : 1,373,047 = 1,373,047 : x
  2. Step 2: Convert to fraction form
    985,498/1,373,047 = 1,373,047/x
  3. Step 3: Cross multiply
    985,498x = 1,373,047 × 1,373,047
  4. Step 4: Simplify right side
    985,498x = 1,885,258,064,209
  5. Step 5: Solve for x
    x = 1,885,258,064,209/985,498
  6. Step 6: Final answer
    x = 1,913,000.40

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.