Finding the Fourth Proportional to 4,323,788.96, 5,966,840.79 and 2,363,690.70
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Solution
The fourth proportional to 4,323,788.96, 5,966,840.79 and 2,363,690.70 is: 3,261,899.74
Step by Step Solution
- Step 1: Write the proportion equation
4,323,788.96 : 5,966,840.79 = 2,363,690.70 : x - Step 2: Convert to fraction form
4,323,788.96/5,966,840.79 = 2,363,690.70/x - Step 3: Cross multiply
4,323,788.96x = 5,966,840.79 × 2,363,690.70 - Step 4: Simplify right side
4,323,788.96x = 14,103,766,071,885.20 - Step 5: Solve for x
x = 14,103,766,071,885.20/4,323,788.96 - Step 6: Final answer
x = 3,261,899.74
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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.