Finding the Fourth Proportional to 5,707,862.99, 8,560,484.34 and 3,403,008.30
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Solution
The fourth proportional to 5,707,862.99, 8,560,484.34 and 3,403,008.30 is: 5,103,731.34
Step by Step Solution
- Step 1: Write the proportion equation
5,707,862.99 : 8,560,484.34 = 3,403,008.30 : x - Step 2: Convert to fraction form
5,707,862.99/8,560,484.34 = 3,403,008.30/x - Step 3: Cross multiply
5,707,862.99x = 8,560,484.34 × 3,403,008.30 - Step 4: Simplify right side
5,707,862.99x = 29,131,399,251,369.76 - Step 5: Solve for x
x = 29,131,399,251,369.76/5,707,862.99 - Step 6: Final answer
x = 5,103,731.34
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.