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Finding the Third Proportional to 591,130 and 936,178

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Solution

The third proportional to 591,130 and 936,178 is: 1,482,633.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,130 : 936,178 = 936,178 : x
  2. Step 2: Convert to fraction form
    591,130/936,178 = 936,178/x
  3. Step 3: Cross multiply
    591,130x = 936,178 × 936,178
  4. Step 4: Simplify right side
    591,130x = 876,429,247,684
  5. Step 5: Solve for x
    x = 876,429,247,684/591,130
  6. Step 6: Final answer
    x = 1,482,633.68

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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.