Finding the Fourth Proportional to 368,341.74, 552,457.92 and 102,074.49
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Solution
The fourth proportional to 368,341.74, 552,457.92 and 102,074.49 is: 153,096.58
Step by Step Solution
- Step 1: Write the proportion equation
368,341.74 : 552,457.92 = 102,074.49 : x - Step 2: Convert to fraction form
368,341.74/552,457.92 = 102,074.49/x - Step 3: Cross multiply
368,341.74x = 552,457.92 × 102,074.49 - Step 4: Simplify right side
368,341.74x = 56,391,860,430.46 - Step 5: Solve for x
x = 56,391,860,430.46/368,341.74 - Step 6: Final answer
x = 153,096.58
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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.