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Finding the Third Proportional to 916,167 and 1,974,335

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Solution

The third proportional to 916,167 and 1,974,335 is: 4,254,681.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,167 : 1,974,335 = 1,974,335 : x
  2. Step 2: Convert to fraction form
    916,167/1,974,335 = 1,974,335/x
  3. Step 3: Cross multiply
    916,167x = 1,974,335 × 1,974,335
  4. Step 4: Simplify right side
    916,167x = 3,897,998,692,225
  5. Step 5: Solve for x
    x = 3,897,998,692,225/916,167
  6. Step 6: Final answer
    x = 4,254,681.40

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.