Finding the Fourth Proportional to 1,276,330.33, 1,761,336.17 and 695,553.63
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Solution
The fourth proportional to 1,276,330.33, 1,761,336.17 and 695,553.63 is: 959,864.18
Step by Step Solution
- Step 1: Write the proportion equation
1,276,330.33 : 1,761,336.17 = 695,553.63 : x - Step 2: Convert to fraction form
1,276,330.33/1,761,336.17 = 695,553.63/x - Step 3: Cross multiply
1,276,330.33x = 1,761,336.17 × 695,553.63 - Step 4: Simplify right side
1,276,330.33x = 1,225,103,766,693.80 - Step 5: Solve for x
x = 1,225,103,766,693.80/1,276,330.33 - Step 6: Final answer
x = 959,864.18
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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.