Finding the Fourth Proportional to 338,683.68, 508,044.96 and 102,001.68
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Solution
The fourth proportional to 338,683.68, 508,044.96 and 102,001.68 is: 153,008.37
Step by Step Solution
- Step 1: Write the proportion equation
338,683.68 : 508,044.96 = 102,001.68 : x - Step 2: Convert to fraction form
338,683.68/508,044.96 = 102,001.68/x - Step 3: Cross multiply
338,683.68x = 508,044.96 × 102,001.68 - Step 4: Simplify right side
338,683.68x = 51,821,439,435.53 - Step 5: Solve for x
x = 51,821,439,435.53/338,683.68 - Step 6: Final answer
x = 153,008.37
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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.