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Finding the Third Proportional to 579,290 and 1,211,547

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Solution

The third proportional to 579,290 and 1,211,547 is: 2,533,871.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,290 : 1,211,547 = 1,211,547 : x
  2. Step 2: Convert to fraction form
    579,290/1,211,547 = 1,211,547/x
  3. Step 3: Cross multiply
    579,290x = 1,211,547 × 1,211,547
  4. Step 4: Simplify right side
    579,290x = 1,467,846,133,209
  5. Step 5: Solve for x
    x = 1,467,846,133,209/579,290
  6. Step 6: Final answer
    x = 2,533,871.00

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.