Finding the Fourth Proportional to 509,096.50, 763,810.63 and 242,822.36
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Solution
The fourth proportional to 509,096.50, 763,810.63 and 242,822.36 is: 364,312.66
Step by Step Solution
- Step 1: Write the proportion equation
509,096.50 : 763,810.63 = 242,822.36 : x - Step 2: Convert to fraction form
509,096.50/763,810.63 = 242,822.36/x - Step 3: Cross multiply
509,096.50x = 763,810.63 × 242,822.36 - Step 4: Simplify right side
509,096.50x = 185,470,301,072.16 - Step 5: Solve for x
x = 185,470,301,072.16/509,096.50 - Step 6: Final answer
x = 364,312.66
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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.