Finding the Fourth Proportional to 4,267,029.92, 6,400,551.36 and 1,742,685.17
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Solution
The fourth proportional to 4,267,029.92, 6,400,551.36 and 1,742,685.17 is: 2,614,030.41
Step by Step Solution
- Step 1: Write the proportion equation
4,267,029.92 : 6,400,551.36 = 1,742,685.17 : x - Step 2: Convert to fraction form
4,267,029.92/6,400,551.36 = 1,742,685.17/x - Step 3: Cross multiply
4,267,029.92x = 6,400,551.36 × 1,742,685.17 - Step 4: Simplify right side
4,267,029.92x = 11,154,145,957,431.78 - Step 5: Solve for x
x = 11,154,145,957,431.78/4,267,029.92 - Step 6: Final answer
x = 2,614,030.41
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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.