Finding the Fourth Proportional to 1,107,956.97, 1,528,959.06 and 624,512.97
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Solution
The fourth proportional to 1,107,956.97, 1,528,959.06 and 624,512.97 is: 861,815.75
Step by Step Solution
- Step 1: Write the proportion equation
1,107,956.97 : 1,528,959.06 = 624,512.97 : x - Step 2: Convert to fraction form
1,107,956.97/1,528,959.06 = 624,512.97/x - Step 3: Cross multiply
1,107,956.97x = 1,528,959.06 × 624,512.97 - Step 4: Simplify right side
1,107,956.97x = 954,854,763,569.01 - Step 5: Solve for x
x = 954,854,763,569.01/1,107,956.97 - Step 6: Final answer
x = 861,815.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.