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Finding the Third Proportional to 362,655 and 509,800.50

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Solution

The third proportional to 362,655 and 509,800.50 is: 716,649.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,655 : 509,800.50 = 509,800.50 : x
  2. Step 2: Convert to fraction form
    362,655/509,800.50 = 509,800.50/x
  3. Step 3: Cross multiply
    362,655x = 509,800.50 × 509,800.50
  4. Step 4: Simplify right side
    362,655x = 259,896,549,800.25
  5. Step 5: Solve for x
    x = 259,896,549,800.25/362,655
  6. Step 6: Final answer
    x = 716,649.57

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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.