Finding the Fourth Proportional to 368,416.10, 552,624.11 and 102,176.61
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Solution
The fourth proportional to 368,416.10, 552,624.11 and 102,176.61 is: 153,264.90
Step by Step Solution
- Step 1: Write the proportion equation
368,416.10 : 552,624.11 = 102,176.61 : x - Step 2: Convert to fraction form
368,416.10/552,624.11 = 102,176.61/x - Step 3: Cross multiply
368,416.10x = 552,624.11 × 102,176.61 - Step 4: Simplify right side
368,416.10x = 56,465,255,400.95 - Step 5: Solve for x
x = 56,465,255,400.95/368,416.10 - Step 6: Final answer
x = 153,264.90
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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.