Finding the Fourth Proportional to 477,567.19, 716,355.05 and 136,010.31
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Solution
The fourth proportional to 477,567.19, 716,355.05 and 136,010.31 is: 204,016.68
Step by Step Solution
- Step 1: Write the proportion equation
477,567.19 : 716,355.05 = 136,010.31 : x - Step 2: Convert to fraction form
477,567.19/716,355.05 = 136,010.31/x - Step 3: Cross multiply
477,567.19x = 716,355.05 × 136,010.31 - Step 4: Simplify right side
477,567.19x = 97,431,672,586.71 - Step 5: Solve for x
x = 97,431,672,586.71/477,567.19 - Step 6: Final answer
x = 204,016.68
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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.