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Finding the Third Proportional to 723,236 and 1,573,316

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Solution

The third proportional to 723,236 and 1,573,316 is: 3,422,566.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,236 : 1,573,316 = 1,573,316 : x
  2. Step 2: Convert to fraction form
    723,236/1,573,316 = 1,573,316/x
  3. Step 3: Cross multiply
    723,236x = 1,573,316 × 1,573,316
  4. Step 4: Simplify right side
    723,236x = 2,475,323,235,856
  5. Step 5: Solve for x
    x = 2,475,323,235,856/723,236
  6. Step 6: Final answer
    x = 3,422,566.40

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.