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Finding the Third Proportional to 245,360.81 and 359,941.22

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Solution

The third proportional to 245,360.81 and 359,941.22 is: 528,029.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,360.81 : 359,941.22 = 359,941.22 : x
  2. Step 2: Convert to fraction form
    245,360.81/359,941.22 = 359,941.22/x
  3. Step 3: Cross multiply
    245,360.81x = 359,941.22 × 359,941.22
  4. Step 4: Simplify right side
    245,360.81x = 129,557,680,955.24
  5. Step 5: Solve for x
    x = 129,557,680,955.24/245,360.81
  6. Step 6: Final answer
    x = 528,029.23

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.