Finding the Fourth Proportional to 742,083.97, 1,113,307.17 and 236,644.99
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Solution
The fourth proportional to 742,083.97, 1,113,307.17 and 236,644.99 is: 355,025.27
Step by Step Solution
- Step 1: Write the proportion equation
742,083.97 : 1,113,307.17 = 236,644.99 : x - Step 2: Convert to fraction form
742,083.97/1,113,307.17 = 236,644.99/x - Step 3: Cross multiply
742,083.97x = 1,113,307.17 × 236,644.99 - Step 4: Simplify right side
742,083.97x = 263,458,564,111.58 - Step 5: Solve for x
x = 263,458,564,111.58/742,083.97 - Step 6: Final answer
x = 355,025.27
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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.