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Finding the Third Proportional to 155,325.94 and 245,505.94

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Solution

The third proportional to 155,325.94 and 245,505.94 is: 388,043.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,325.94 : 245,505.94 = 245,505.94 : x
  2. Step 2: Convert to fraction form
    155,325.94/245,505.94 = 245,505.94/x
  3. Step 3: Cross multiply
    155,325.94x = 245,505.94 × 245,505.94
  4. Step 4: Simplify right side
    155,325.94x = 60,273,165,347.75
  5. Step 5: Solve for x
    x = 60,273,165,347.75/155,325.94
  6. Step 6: Final answer
    x = 388,043.15

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.