Finding the Fourth Proportional to 5,502,806.70, 8,255,376.45 and 1,664,313.90
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Solution
The fourth proportional to 5,502,806.70, 8,255,376.45 and 1,664,313.90 is: 2,496,823.63
Step by Step Solution
- Step 1: Write the proportion equation
5,502,806.70 : 8,255,376.45 = 1,664,313.90 : x - Step 2: Convert to fraction form
5,502,806.70/8,255,376.45 = 1,664,313.90/x - Step 3: Cross multiply
5,502,806.70x = 8,255,376.45 × 1,664,313.90 - Step 4: Simplify right side
5,502,806.70x = 13,739,537,775,467.65 - Step 5: Solve for x
x = 13,739,537,775,467.65/5,502,806.70 - Step 6: Final answer
x = 2,496,823.63
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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.