Finding the Fourth Proportional to 5,862,893.80, 8,794,340.70 and 4,867,565.80
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Solution
The fourth proportional to 5,862,893.80, 8,794,340.70 and 4,867,565.80 is: 7,301,348.70
Step by Step Solution
- Step 1: Write the proportion equation
5,862,893.80 : 8,794,340.70 = 4,867,565.80 : x - Step 2: Convert to fraction form
5,862,893.80/8,794,340.70 = 4,867,565.80/x - Step 3: Cross multiply
5,862,893.80x = 8,794,340.70 × 4,867,565.80 - Step 4: Simplify right side
5,862,893.80x = 42,807,032,024,868.05 - Step 5: Solve for x
x = 42,807,032,024,868.05/5,862,893.80 - Step 6: Final answer
x = 7,301,348.70
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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.