Finding the Fourth Proportional to 1,254,092.19, 1,730,645.91 and 681,132.84
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Solution
The fourth proportional to 1,254,092.19, 1,730,645.91 and 681,132.84 is: 939,962.61
Step by Step Solution
- Step 1: Write the proportion equation
1,254,092.19 : 1,730,645.91 = 681,132.84 : x - Step 2: Convert to fraction form
1,254,092.19/1,730,645.91 = 681,132.84/x - Step 3: Cross multiply
1,254,092.19x = 1,730,645.91 × 681,132.84 - Step 4: Simplify right side
1,254,092.19x = 1,178,799,763,712.68 - Step 5: Solve for x
x = 1,178,799,763,712.68/1,254,092.19 - Step 6: Final answer
x = 939,962.61
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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.