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Finding the Third Proportional to 615,068 and 865,773

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Solution

The third proportional to 615,068 and 865,773 is: 1,218,666.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,068 : 865,773 = 865,773 : x
  2. Step 2: Convert to fraction form
    615,068/865,773 = 865,773/x
  3. Step 3: Cross multiply
    615,068x = 865,773 × 865,773
  4. Step 4: Simplify right side
    615,068x = 749,562,887,529
  5. Step 5: Solve for x
    x = 749,562,887,529/615,068
  6. Step 6: Final answer
    x = 1,218,666.70

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.