Finding the Fourth Proportional to 667,569.96, 1,001,343.99 and 162,135.06
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Solution
The fourth proportional to 667,569.96, 1,001,343.99 and 162,135.06 is: 243,199.93
Step by Step Solution
- Step 1: Write the proportion equation
667,569.96 : 1,001,343.99 = 162,135.06 : x - Step 2: Convert to fraction form
667,569.96/1,001,343.99 = 162,135.06/x - Step 3: Cross multiply
667,569.96x = 1,001,343.99 × 162,135.06 - Step 4: Simplify right side
667,569.96x = 162,352,967,899.29 - Step 5: Solve for x
x = 162,352,967,899.29/667,569.96 - Step 6: Final answer
x = 243,199.93
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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.