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Finding the Fourth Proportional to 1,696,686, 2,341,441.08 and 932,722.80

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Solution

The fourth proportional to 1,696,686, 2,341,441.08 and 932,722.80 is: 1,287,165.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,686 : 2,341,441.08 = 932,722.80 : x
  2. Step 2: Convert to fraction form
    1,696,686/2,341,441.08 = 932,722.80/x
  3. Step 3: Cross multiply
    1,696,686x = 2,341,441.08 × 932,722.80
  4. Step 4: Simplify right side
    1,696,686x = 2,183,915,480,172.62
  5. Step 5: Solve for x
    x = 2,183,915,480,172.62/1,696,686
  6. Step 6: Final answer
    x = 1,287,165.38

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1.5x scale

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.