Finding the Fourth Proportional to 1,373,045.99, 1,894,915.35 and 761,390.55
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Solution
The fourth proportional to 1,373,045.99, 1,894,915.35 and 761,390.55 is: 1,050,781.01
Step by Step Solution
- Step 1: Write the proportion equation
1,373,045.99 : 1,894,915.35 = 761,390.55 : x - Step 2: Convert to fraction form
1,373,045.99/1,894,915.35 = 761,390.55/x - Step 3: Cross multiply
1,373,045.99x = 1,894,915.35 × 761,390.55 - Step 4: Simplify right side
1,373,045.99x = 1,442,770,640,539.94 - Step 5: Solve for x
x = 1,442,770,640,539.94/1,373,045.99 - Step 6: Final answer
x = 1,050,781.01
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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.