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Finding the Fourth Proportional to 1,696,894.82, 2,341,655.04 and 932,942.54

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Solution

The fourth proportional to 1,696,894.82, 2,341,655.04 and 932,942.54 is: 1,287,427.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,894.82 : 2,341,655.04 = 932,942.54 : x
  2. Step 2: Convert to fraction form
    1,696,894.82/2,341,655.04 = 932,942.54/x
  3. Step 3: Cross multiply
    1,696,894.82x = 2,341,655.04 × 932,942.54
  4. Step 4: Simplify right side
    1,696,894.82x = 2,184,629,600,821.40
  5. Step 5: Solve for x
    x = 2,184,629,600,821.40/1,696,894.82
  6. Step 6: Final answer
    x = 1,287,427.82

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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.