Finding the Fourth Proportional to 544,877,274.60, 752,359,073.34 and 438,693,393
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Solution
The fourth proportional to 544,877,274.60, 752,359,073.34 and 438,693,393 is: 605,741,824.85
Step by Step Solution
- Step 1: Write the proportion equation
544,877,274.60 : 752,359,073.34 = 438,693,393 : x - Step 2: Convert to fraction form
544,877,274.60/752,359,073.34 = 438,693,393/x - Step 3: Cross multiply
544,877,274.60x = 752,359,073.34 × 438,693,393 - Step 4: Simplify right side
544,877,274.60x = 330,054,954,637,860,480 - Step 5: Solve for x
x = 330,054,954,637,860,480/544,877,274.60 - Step 6: Final answer
x = 605,741,824.85
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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.