Finding the Fourth Proportional to 26,415,266.80, 36,905,790.80 and 26,415,266.80
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Solution
The fourth proportional to 26,415,266.80, 36,905,790.80 and 26,415,266.80 is: 36,905,790.80
Step by Step Solution
- Step 1: Write the proportion equation
26,415,266.80 : 36,905,790.80 = 26,415,266.80 : x - Step 2: Convert to fraction form
26,415,266.80/36,905,790.80 = 26,415,266.80/x - Step 3: Cross multiply
26,415,266.80x = 36,905,790.80 × 26,415,266.80 - Step 4: Simplify right side
26,415,266.80x = 974,876,310,446,985.38 - Step 5: Solve for x
x = 974,876,310,446,985.38/26,415,266.80 - Step 6: Final answer
x = 36,905,790.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.