Finding the Fourth Proportional to 5,462,455.60, 8,193,683.40 and 3,442,979.80
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Solution
The fourth proportional to 5,462,455.60, 8,193,683.40 and 3,442,979.80 is: 5,164,469.70
Step by Step Solution
- Step 1: Write the proportion equation
5,462,455.60 : 8,193,683.40 = 3,442,979.80 : x - Step 2: Convert to fraction form
5,462,455.60/8,193,683.40 = 3,442,979.80/x - Step 3: Cross multiply
5,462,455.60x = 8,193,683.40 × 3,442,979.80 - Step 4: Simplify right side
5,462,455.60x = 28,210,686,433,795.32 - Step 5: Solve for x
x = 28,210,686,433,795.32/5,462,455.60 - Step 6: Final answer
x = 5,164,469.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.