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Finding the Third Proportional to 264,831.19 and 579,178.69

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Solution

The third proportional to 264,831.19 and 579,178.69 is: 1,266,648.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,831.19 : 579,178.69 = 579,178.69 : x
  2. Step 2: Convert to fraction form
    264,831.19/579,178.69 = 579,178.69/x
  3. Step 3: Cross multiply
    264,831.19x = 579,178.69 × 579,178.69
  4. Step 4: Simplify right side
    264,831.19x = 335,447,952,054.22
  5. Step 5: Solve for x
    x = 335,447,952,054.22/264,831.19
  6. Step 6: Final answer
    x = 1,266,648.22

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.