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Finding the Fourth Proportional to 1,565,736.36, 2,348,978.22 and 554,946.66

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Solution

The fourth proportional to 1,565,736.36, 2,348,978.22 and 554,946.66 is: 832,552.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,736.36 : 2,348,978.22 = 554,946.66 : x
  2. Step 2: Convert to fraction form
    1,565,736.36/2,348,978.22 = 554,946.66/x
  3. Step 3: Cross multiply
    1,565,736.36x = 2,348,978.22 × 554,946.66
  4. Step 4: Simplify right side
    1,565,736.36x = 1,303,557,617,601.75
  5. Step 5: Solve for x
    x = 1,303,557,617,601.75/1,565,736.36
  6. Step 6: Final answer
    x = 832,552.43

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.