Finding the Fourth Proportional to 249,005.24, 373,456.62 and 71,472.68
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Solution
The fourth proportional to 249,005.24, 373,456.62 and 71,472.68 is: 107,194.31
Step by Step Solution
- Step 1: Write the proportion equation
249,005.24 : 373,456.62 = 71,472.68 : x - Step 2: Convert to fraction form
249,005.24/373,456.62 = 71,472.68/x - Step 3: Cross multiply
249,005.24x = 373,456.62 × 71,472.68 - Step 4: Simplify right side
249,005.24x = 26,691,945,495.14 - Step 5: Solve for x
x = 26,691,945,495.14/249,005.24 - Step 6: Final answer
x = 107,194.31
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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.