Finding the Fourth Proportional to 303,712.74, 455,576.40 and 93,352.50
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Solution
The fourth proportional to 303,712.74, 455,576.40 and 93,352.50 is: 140,030.99
Step by Step Solution
- Step 1: Write the proportion equation
303,712.74 : 455,576.40 = 93,352.50 : x - Step 2: Convert to fraction form
303,712.74/455,576.40 = 93,352.50/x - Step 3: Cross multiply
303,712.74x = 455,576.40 × 93,352.50 - Step 4: Simplify right side
303,712.74x = 42,529,195,881 - Step 5: Solve for x
x = 42,529,195,881/303,712.74 - Step 6: Final answer
x = 140,030.99
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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.