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Finding the Third Proportional to 908,237 and 1,406,312

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Solution

The third proportional to 908,237 and 1,406,312 is: 2,177,530.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,237 : 1,406,312 = 1,406,312 : x
  2. Step 2: Convert to fraction form
    908,237/1,406,312 = 1,406,312/x
  3. Step 3: Cross multiply
    908,237x = 1,406,312 × 1,406,312
  4. Step 4: Simplify right side
    908,237x = 1,977,713,441,344
  5. Step 5: Solve for x
    x = 1,977,713,441,344/908,237
  6. Step 6: Final answer
    x = 2,177,530.14

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.