Finding the Fourth Proportional to 1,332,599.74, 1,838,987.96 and 751,946.15
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Solution
The fourth proportional to 1,332,599.74, 1,838,987.96 and 751,946.15 is: 1,037,685.87
Step by Step Solution
- Step 1: Write the proportion equation
1,332,599.74 : 1,838,987.96 = 751,946.15 : x - Step 2: Convert to fraction form
1,332,599.74/1,838,987.96 = 751,946.15/x - Step 3: Cross multiply
1,332,599.74x = 1,838,987.96 × 751,946.15 - Step 4: Simplify right side
1,332,599.74x = 1,382,819,917,256.09 - Step 5: Solve for x
x = 1,382,819,917,256.09/1,332,599.74 - Step 6: Final answer
x = 1,037,685.87
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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.