Finding the Fourth Proportional to 1,732,170.79, 2,390,187.04 and 957,697
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Solution
The fourth proportional to 1,732,170.79, 2,390,187.04 and 957,697 is: 1,321,506.50
Step by Step Solution
- Step 1: Write the proportion equation
1,732,170.79 : 2,390,187.04 = 957,697 : x - Step 2: Convert to fraction form
1,732,170.79/2,390,187.04 = 957,697/x - Step 3: Cross multiply
1,732,170.79x = 2,390,187.04 × 957,697 - Step 4: Simplify right side
1,732,170.79x = 2,289,074,957,646.88 - Step 5: Solve for x
x = 2,289,074,957,646.88/1,732,170.79 - Step 6: Final answer
x = 1,321,506.50
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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.