Finding the Fourth Proportional to 1,687,628.41, 2,328,927.20 and 923,681.97
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Solution
The fourth proportional to 1,687,628.41, 2,328,927.20 and 923,681.97 is: 1,274,681.12
Step by Step Solution
- Step 1: Write the proportion equation
1,687,628.41 : 2,328,927.20 = 923,681.97 : x - Step 2: Convert to fraction form
1,687,628.41/2,328,927.20 = 923,681.97/x - Step 3: Cross multiply
1,687,628.41x = 2,328,927.20 × 923,681.97 - Step 4: Simplify right side
1,687,628.41x = 2,151,188,064,082.58 - Step 5: Solve for x
x = 2,151,188,064,082.58/1,687,628.41 - Step 6: Final answer
x = 1,274,681.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.