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Finding the Fourth Proportional to 1,004,967, 1,386,854.46 and 552,258

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Solution

The fourth proportional to 1,004,967, 1,386,854.46 and 552,258 is: 762,116.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,967 : 1,386,854.46 = 552,258 : x
  2. Step 2: Convert to fraction form
    1,004,967/1,386,854.46 = 552,258/x
  3. Step 3: Cross multiply
    1,004,967x = 1,386,854.46 × 552,258
  4. Step 4: Simplify right side
    1,004,967x = 765,901,470,370.68
  5. Step 5: Solve for x
    x = 765,901,470,370.68/1,004,967
  6. Step 6: Final answer
    x = 762,116.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.