Finding the Fourth Proportional to 4,590,545.58, 6,336,658.17 and 3,943,368.54
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Solution
The fourth proportional to 4,590,545.58, 6,336,658.17 and 3,943,368.54 is: 5,443,313.45
Step by Step Solution
- Step 1: Write the proportion equation
4,590,545.58 : 6,336,658.17 = 3,943,368.54 : x - Step 2: Convert to fraction form
4,590,545.58/6,336,658.17 = 3,943,368.54/x - Step 3: Cross multiply
4,590,545.58x = 6,336,658.17 × 3,943,368.54 - Step 4: Simplify right side
4,590,545.58x = 24,987,778,476,311.97 - Step 5: Solve for x
x = 24,987,778,476,311.97/4,590,545.58 - Step 6: Final answer
x = 5,443,313.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.