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Finding the Third Proportional to 179,232.75 and 390,075.75

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Solution

The third proportional to 179,232.75 and 390,075.75 is: 848,946.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,232.75 : 390,075.75 = 390,075.75 : x
  2. Step 2: Convert to fraction form
    179,232.75/390,075.75 = 390,075.75/x
  3. Step 3: Cross multiply
    179,232.75x = 390,075.75 × 390,075.75
  4. Step 4: Simplify right side
    179,232.75x = 152,159,090,738.06
  5. Step 5: Solve for x
    x = 152,159,090,738.06/179,232.75
  6. Step 6: Final answer
    x = 848,946.92

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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.