Finding the Fourth Proportional to 925,780.52, 1,388,660.76 and 702,512.12
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Solution
The fourth proportional to 925,780.52, 1,388,660.76 and 702,512.12 is: 1,053,760.58
Step by Step Solution
- Step 1: Write the proportion equation
925,780.52 : 1,388,660.76 = 702,512.12 : x - Step 2: Convert to fraction form
925,780.52/1,388,660.76 = 702,512.12/x - Step 3: Cross multiply
925,780.52x = 1,388,660.76 × 702,512.12 - Step 4: Simplify right side
925,780.52x = 975,551,017,940.06 - Step 5: Solve for x
x = 975,551,017,940.06/925,780.52 - Step 6: Final answer
x = 1,053,760.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.