Finding the Fourth Proportional to 1,170,854.49, 1,616,052.21 and 762,248.17
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Solution
The fourth proportional to 1,170,854.49, 1,616,052.21 and 762,248.17 is: 1,052,080.21
Step by Step Solution
- Step 1: Write the proportion equation
1,170,854.49 : 1,616,052.21 = 762,248.17 : x - Step 2: Convert to fraction form
1,170,854.49/1,616,052.21 = 762,248.17/x - Step 3: Cross multiply
1,170,854.49x = 1,616,052.21 × 762,248.17 - Step 4: Simplify right side
1,170,854.49x = 1,231,832,843,146.24 - Step 5: Solve for x
x = 1,231,832,843,146.24/1,170,854.49 - Step 6: Final answer
x = 1,052,080.21
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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.