Finding the Fourth Proportional to 7,432,801.30, 11,149,201.95 and 7,432,801.30
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Solution
The fourth proportional to 7,432,801.30, 11,149,201.95 and 7,432,801.30 is: 11,149,201.95
Step by Step Solution
- Step 1: Write the proportion equation
7,432,801.30 : 11,149,201.95 = 7,432,801.30 : x - Step 2: Convert to fraction form
7,432,801.30/11,149,201.95 = 7,432,801.30/x - Step 3: Cross multiply
7,432,801.30x = 11,149,201.95 × 7,432,801.30 - Step 4: Simplify right side
7,432,801.30x = 82,869,802,747,922.53 - Step 5: Solve for x
x = 82,869,802,747,922.53/7,432,801.30 - Step 6: Final answer
x = 11,149,201.95
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Double scale
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Similar ratio
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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.