Finding the Fourth Proportional to 1,636,609.93, 2,258,359.58 and 911,525.00
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Solution
The fourth proportional to 1,636,609.93, 2,258,359.58 and 911,525.00 is: 1,257,814.20
Step by Step Solution
- Step 1: Write the proportion equation
1,636,609.93 : 2,258,359.58 = 911,525.00 : x - Step 2: Convert to fraction form
1,636,609.93/2,258,359.58 = 911,525.00/x - Step 3: Cross multiply
1,636,609.93x = 2,258,359.58 × 911,525.00 - Step 4: Simplify right side
1,636,609.93x = 2,058,551,207,146.51 - Step 5: Solve for x
x = 2,058,551,207,146.51/1,636,609.93 - Step 6: Final answer
x = 1,257,814.20
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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.