Finding the Fourth Proportional to 5,027,898.30, 6,941,970.99 and 4,706,671.74
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Solution
The fourth proportional to 5,027,898.30, 6,941,970.99 and 4,706,671.74 is: 6,498,456.56
Step by Step Solution
- Step 1: Write the proportion equation
5,027,898.30 : 6,941,970.99 = 4,706,671.74 : x - Step 2: Convert to fraction form
5,027,898.30/6,941,970.99 = 4,706,671.74/x - Step 3: Cross multiply
5,027,898.30x = 6,941,970.99 × 4,706,671.74 - Step 4: Simplify right side
5,027,898.30x = 32,673,578,678,532.82 - Step 5: Solve for x
x = 32,673,578,678,532.82/5,027,898.30 - Step 6: Final answer
x = 6,498,456.56
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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.