Finding the Fourth Proportional to 1,085,607.17, 1,498,108.99 and 626,706.23
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Solution
The fourth proportional to 1,085,607.17, 1,498,108.99 and 626,706.23 is: 864,837.91
Step by Step Solution
- Step 1: Write the proportion equation
1,085,607.17 : 1,498,108.99 = 626,706.23 : x - Step 2: Convert to fraction form
1,085,607.17/1,498,108.99 = 626,706.23/x - Step 3: Cross multiply
1,085,607.17x = 1,498,108.99 × 626,706.23 - Step 4: Simplify right side
1,085,607.17x = 938,874,237,252.01 - Step 5: Solve for x
x = 938,874,237,252.01/1,085,607.17 - Step 6: Final answer
x = 864,837.91
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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.