Finding the Fourth Proportional to 1,396,651.41, 1,927,603.58 and 1,305,477
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Solution
The fourth proportional to 1,396,651.41, 1,927,603.58 and 1,305,477 is: 1,801,768.23
Step by Step Solution
- Step 1: Write the proportion equation
1,396,651.41 : 1,927,603.58 = 1,305,477 : x - Step 2: Convert to fraction form
1,396,651.41/1,927,603.58 = 1,305,477/x - Step 3: Cross multiply
1,396,651.41x = 1,927,603.58 × 1,305,477 - Step 4: Simplify right side
1,396,651.41x = 2,516,442,132,280.28 - Step 5: Solve for x
x = 2,516,442,132,280.28/1,396,651.41 - Step 6: Final answer
x = 1,801,768.23
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.