Finding the Fourth Proportional to 5,683,473.60, 8,525,013.84 and 1,423,678.56
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Solution
The fourth proportional to 5,683,473.60, 8,525,013.84 and 1,423,678.56 is: 2,135,468.60
Step by Step Solution
- Step 1: Write the proportion equation
5,683,473.60 : 8,525,013.84 = 1,423,678.56 : x - Step 2: Convert to fraction form
5,683,473.60/8,525,013.84 = 1,423,678.56/x - Step 3: Cross multiply
5,683,473.60x = 8,525,013.84 × 1,423,678.56 - Step 4: Simplify right side
5,683,473.60x = 12,136,879,427,711.27 - Step 5: Solve for x
x = 12,136,879,427,711.27/5,683,473.60 - Step 6: Final answer
x = 2,135,468.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.