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Finding the Fourth Proportional to 1,593,669, 2,199,263.22 and 878,277

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Solution

The fourth proportional to 1,593,669, 2,199,263.22 and 878,277 is: 1,212,022.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593,669 : 2,199,263.22 = 878,277 : x
  2. Step 2: Convert to fraction form
    1,593,669/2,199,263.22 = 878,277/x
  3. Step 3: Cross multiply
    1,593,669x = 2,199,263.22 × 878,277
  4. Step 4: Simplify right side
    1,593,669x = 1,931,562,303,071.94
  5. Step 5: Solve for x
    x = 1,931,562,303,071.94/1,593,669
  6. Step 6: Final answer
    x = 1,212,022.26

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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.