Finding the Fourth Proportional to 1,909,198.93, 2,863,797.30 and 561,372.70
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Solution
The fourth proportional to 1,909,198.93, 2,863,797.30 and 561,372.70 is: 842,058.73
Step by Step Solution
- Step 1: Write the proportion equation
1,909,198.93 : 2,863,797.30 = 561,372.70 : x - Step 2: Convert to fraction form
1,909,198.93/2,863,797.30 = 561,372.70/x - Step 3: Cross multiply
1,909,198.93x = 2,863,797.30 × 561,372.70 - Step 4: Simplify right side
1,909,198.93x = 1,607,657,622,553.71 - Step 5: Solve for x
x = 1,607,657,622,553.71/1,909,198.93 - Step 6: Final answer
x = 842,058.73
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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.