Finding the Fourth Proportional to 716,452.26, 988,773.90 and 534,848.84
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Solution
The fourth proportional to 716,452.26, 988,773.90 and 534,848.84 is: 738,143.50
Step by Step Solution
- Step 1: Write the proportion equation
716,452.26 : 988,773.90 = 534,848.84 : x - Step 2: Convert to fraction form
716,452.26/988,773.90 = 534,848.84/x - Step 3: Cross multiply
716,452.26x = 988,773.90 × 534,848.84 - Step 4: Simplify right side
716,452.26x = 528,844,575,909.21 - Step 5: Solve for x
x = 528,844,575,909.21/716,452.26 - Step 6: Final answer
x = 738,143.50
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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.