Finding the Fourth Proportional to 1,059,946.58, 1,588,957.79 and 385,551.23
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Solution
The fourth proportional to 1,059,946.58, 1,588,957.79 and 385,551.23 is: 577,976.88
Step by Step Solution
- Step 1: Write the proportion equation
1,059,946.58 : 1,588,957.79 = 385,551.23 : x - Step 2: Convert to fraction form
1,059,946.58/1,588,957.79 = 385,551.23/x - Step 3: Cross multiply
1,059,946.58x = 1,588,957.79 × 385,551.23 - Step 4: Simplify right side
1,059,946.58x = 612,624,620,480.04 - Step 5: Solve for x
x = 612,624,620,480.04/1,059,946.58 - Step 6: Final answer
x = 577,976.88
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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.