Finding the Fourth Proportional to 5,803,291.80, 8,696,384.10 and 4,209,211.80
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Solution
The fourth proportional to 5,803,291.80, 8,696,384.10 and 4,209,211.80 is: 6,307,613.65
Step by Step Solution
- Step 1: Write the proportion equation
5,803,291.80 : 8,696,384.10 = 4,209,211.80 : x - Step 2: Convert to fraction form
5,803,291.80/8,696,384.10 = 4,209,211.80/x - Step 3: Cross multiply
5,803,291.80x = 8,696,384.10 × 4,209,211.80 - Step 4: Simplify right side
5,803,291.80x = 36,604,922,571,052.38 - Step 5: Solve for x
x = 36,604,922,571,052.38/5,803,291.80 - Step 6: Final answer
x = 6,307,613.65
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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.