Finding the Fourth Proportional to 1,683,907.24, 2,513,576.85 and 1,471,328.68
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Solution
The fourth proportional to 1,683,907.24, 2,513,576.85 and 1,471,328.68 is: 2,196,259.76
Step by Step Solution
- Step 1: Write the proportion equation
1,683,907.24 : 2,513,576.85 = 1,471,328.68 : x - Step 2: Convert to fraction form
1,683,907.24/2,513,576.85 = 1,471,328.68/x - Step 3: Cross multiply
1,683,907.24x = 2,513,576.85 × 1,471,328.68 - Step 4: Simplify right side
1,683,907.24x = 3,698,297,708,789.06 - Step 5: Solve for x
x = 3,698,297,708,789.06/1,683,907.24 - Step 6: Final answer
x = 2,196,259.76
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.