Finding the Fourth Proportional to 411,067.74, 616,600.80 and 154,948.17
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Solution
The fourth proportional to 411,067.74, 616,600.80 and 154,948.17 is: 232,421.95
Step by Step Solution
- Step 1: Write the proportion equation
411,067.74 : 616,600.80 = 154,948.17 : x - Step 2: Convert to fraction form
411,067.74/616,600.80 = 154,948.17/x - Step 3: Cross multiply
411,067.74x = 616,600.80 × 154,948.17 - Step 4: Simplify right side
411,067.74x = 95,541,165,580.54 - Step 5: Solve for x
x = 95,541,165,580.54/411,067.74 - Step 6: Final answer
x = 232,421.95
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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.