Finding the Fourth Proportional to 1,133,336.12, 1,564,031.88 and 617,118.31
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Solution
The fourth proportional to 1,133,336.12, 1,564,031.88 and 617,118.31 is: 851,638.52
Step by Step Solution
- Step 1: Write the proportion equation
1,133,336.12 : 1,564,031.88 = 617,118.31 : x - Step 2: Convert to fraction form
1,133,336.12/1,564,031.88 = 617,118.31/x - Step 3: Cross multiply
1,133,336.12x = 1,564,031.88 × 617,118.31 - Step 4: Simplify right side
1,133,336.12x = 965,192,699,665.97 - Step 5: Solve for x
x = 965,192,699,665.97/1,133,336.12 - Step 6: Final answer
x = 851,638.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.