Finding the Fourth Proportional to 493,698.63, 740,547.96 and 119,721.63
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Solution
The fourth proportional to 493,698.63, 740,547.96 and 119,721.63 is: 179,582.45
Step by Step Solution
- Step 1: Write the proportion equation
493,698.63 : 740,547.96 = 119,721.63 : x - Step 2: Convert to fraction form
493,698.63/740,547.96 = 119,721.63/x - Step 3: Cross multiply
493,698.63x = 740,547.96 × 119,721.63 - Step 4: Simplify right side
493,698.63x = 88,659,608,864.37 - Step 5: Solve for x
x = 88,659,608,864.37/493,698.63 - Step 6: Final answer
x = 179,582.45
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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.