Finding the Fourth Proportional to 5,502,918.86, 8,256,122.09 and 4,292,645.01
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Solution
The fourth proportional to 5,502,918.86, 8,256,122.09 and 4,292,645.01 is: 6,440,327.79
Step by Step Solution
- Step 1: Write the proportion equation
5,502,918.86 : 8,256,122.09 = 4,292,645.01 : x - Step 2: Convert to fraction form
5,502,918.86/8,256,122.09 = 4,292,645.01/x - Step 3: Cross multiply
5,502,918.86x = 8,256,122.09 × 4,292,645.01 - Step 4: Simplify right side
5,502,918.86x = 35,440,601,302,320.88 - Step 5: Solve for x
x = 35,440,601,302,320.88/5,502,918.86 - Step 6: Final answer
x = 6,440,327.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.