Finding the Fourth Proportional to 1,717,766.65, 2,369,986.38 and 992,349.68
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Solution
The fourth proportional to 1,717,766.65, 2,369,986.38 and 992,349.68 is: 1,369,135.46
Step by Step Solution
- Step 1: Write the proportion equation
1,717,766.65 : 2,369,986.38 = 992,349.68 : x - Step 2: Convert to fraction form
1,717,766.65/2,369,986.38 = 992,349.68/x - Step 3: Cross multiply
1,717,766.65x = 2,369,986.38 × 992,349.68 - Step 4: Simplify right side
1,717,766.65x = 2,351,855,231,722.32 - Step 5: Solve for x
x = 2,351,855,231,722.32/1,717,766.65 - Step 6: Final answer
x = 1,369,135.46
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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.