Finding the Fourth Proportional to 1,391,763.06, 2,086,623.99 and 444,587.94
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Solution
The fourth proportional to 1,391,763.06, 2,086,623.99 and 444,587.94 is: 666,555.89
Step by Step Solution
- Step 1: Write the proportion equation
1,391,763.06 : 2,086,623.99 = 444,587.94 : x - Step 2: Convert to fraction form
1,391,763.06/2,086,623.99 = 444,587.94/x - Step 3: Cross multiply
1,391,763.06x = 2,086,623.99 × 444,587.94 - Step 4: Simplify right side
1,391,763.06x = 927,687,861,268.68 - Step 5: Solve for x
x = 927,687,861,268.68/1,391,763.06 - Step 6: Final answer
x = 666,555.89
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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.