Finding the Fourth Proportional to 434,293.99, 651,528.05 and 149,994.96
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Solution
The fourth proportional to 434,293.99, 651,528.05 and 149,994.96 is: 225,022.52
Step by Step Solution
- Step 1: Write the proportion equation
434,293.99 : 651,528.05 = 149,994.96 : x - Step 2: Convert to fraction form
434,293.99/651,528.05 = 149,994.96/x - Step 3: Cross multiply
434,293.99x = 651,528.05 × 149,994.96 - Step 4: Simplify right side
434,293.99x = 97,725,925,239.95 - Step 5: Solve for x
x = 97,725,925,239.95/434,293.99 - Step 6: Final answer
x = 225,022.52
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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.