Finding the Fourth Proportional to 5,026,015.36, 7,539,869.80 and 2,329,246.72
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Solution
The fourth proportional to 5,026,015.36, 7,539,869.80 and 2,329,246.72 is: 3,494,262.50
Step by Step Solution
- Step 1: Write the proportion equation
5,026,015.36 : 7,539,869.80 = 2,329,246.72 : x - Step 2: Convert to fraction form
5,026,015.36/7,539,869.80 = 2,329,246.72/x - Step 3: Cross multiply
5,026,015.36x = 7,539,869.80 × 2,329,246.72 - Step 4: Simplify right side
5,026,015.36x = 17,562,217,000,877.06 - Step 5: Solve for x
x = 17,562,217,000,877.06/5,026,015.36 - Step 6: Final answer
x = 3,494,262.50
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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.