Finding the Fourth Proportional to 5,563,462.25, 8,346,391.88 and 1,725,207.49
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Solution
The fourth proportional to 5,563,462.25, 8,346,391.88 and 1,725,207.49 is: 2,588,182.89
Step by Step Solution
- Step 1: Write the proportion equation
5,563,462.25 : 8,346,391.88 = 1,725,207.49 : x - Step 2: Convert to fraction form
5,563,462.25/8,346,391.88 = 1,725,207.49/x - Step 3: Cross multiply
5,563,462.25x = 8,346,391.88 × 1,725,207.49 - Step 4: Simplify right side
5,563,462.25x = 14,399,257,787,658.13 - Step 5: Solve for x
x = 14,399,257,787,658.13/5,563,462.25 - Step 6: Final answer
x = 2,588,182.89
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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.