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Finding the Third Proportional to 311,316 and 466,979

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Solution

The third proportional to 311,316 and 466,979 is: 700,476.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,316 : 466,979 = 466,979 : x
  2. Step 2: Convert to fraction form
    311,316/466,979 = 466,979/x
  3. Step 3: Cross multiply
    311,316x = 466,979 × 466,979
  4. Step 4: Simplify right side
    311,316x = 218,069,386,441
  5. Step 5: Solve for x
    x = 218,069,386,441/311,316
  6. Step 6: Final answer
    x = 700,476.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.