Finding the Fourth Proportional to 1,525,266.24, 2,105,119.20 and 846,421.44
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Solution
The fourth proportional to 1,525,266.24, 2,105,119.20 and 846,421.44 is: 1,168,201.31
Step by Step Solution
- Step 1: Write the proportion equation
1,525,266.24 : 2,105,119.20 = 846,421.44 : x - Step 2: Convert to fraction form
1,525,266.24/2,105,119.20 = 846,421.44/x - Step 3: Cross multiply
1,525,266.24x = 2,105,119.20 × 846,421.44 - Step 4: Simplify right side
1,525,266.24x = 1,781,818,024,635.65 - Step 5: Solve for x
x = 1,781,818,024,635.65/1,525,266.24 - Step 6: Final answer
x = 1,168,201.31
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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.