Finding the Fourth Proportional to 5,431,658.04, 7,495,567.57 and 2,950,814.62
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Solution
The fourth proportional to 5,431,658.04, 7,495,567.57 and 2,950,814.62 is: 4,072,058.70
Step by Step Solution
- Step 1: Write the proportion equation
5,431,658.04 : 7,495,567.57 = 2,950,814.62 : x - Step 2: Convert to fraction form
5,431,658.04/7,495,567.57 = 2,950,814.62/x - Step 3: Cross multiply
5,431,658.04x = 7,495,567.57 × 2,950,814.62 - Step 4: Simplify right side
5,431,658.04x = 22,118,030,370,753.88 - Step 5: Solve for x
x = 22,118,030,370,753.88/5,431,658.04 - Step 6: Final answer
x = 4,072,058.70
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1.5x scale
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.