Finding the Fourth Proportional to 1,141,799.16, 1,575,684.07 and 618,510.99
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Solution
The fourth proportional to 1,141,799.16, 1,575,684.07 and 618,510.99 is: 853,545.84
Step by Step Solution
- Step 1: Write the proportion equation
1,141,799.16 : 1,575,684.07 = 618,510.99 : x - Step 2: Convert to fraction form
1,141,799.16/1,575,684.07 = 618,510.99/x - Step 3: Cross multiply
1,141,799.16x = 1,575,684.07 × 618,510.99 - Step 4: Simplify right side
1,141,799.16x = 974,577,920,744.88 - Step 5: Solve for x
x = 974,577,920,744.88/1,141,799.16 - Step 6: Final answer
x = 853,545.84
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1.5x scale
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.