Finding the Fourth Proportional to 1,097,966.68, 1,515,193.76 and 614,531.80
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Solution
The fourth proportional to 1,097,966.68, 1,515,193.76 and 614,531.80 is: 848,053.74
Step by Step Solution
- Step 1: Write the proportion equation
1,097,966.68 : 1,515,193.76 = 614,531.80 : x - Step 2: Convert to fraction form
1,097,966.68/1,515,193.76 = 614,531.80/x - Step 3: Cross multiply
1,097,966.68x = 1,515,193.76 × 614,531.80 - Step 4: Simplify right side
1,097,966.68x = 931,134,748,681.57 - Step 5: Solve for x
x = 931,134,748,681.57/1,097,966.68 - Step 6: Final answer
x = 848,053.74
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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.