Finding the Fourth Proportional to 1,285,252.41, 1,773,708.12 and 712,292.64
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Solution
The fourth proportional to 1,285,252.41, 1,773,708.12 and 712,292.64 is: 982,996.98
Step by Step Solution
- Step 1: Write the proportion equation
1,285,252.41 : 1,773,708.12 = 712,292.64 : x - Step 2: Convert to fraction form
1,285,252.41/1,773,708.12 = 712,292.64/x - Step 3: Cross multiply
1,285,252.41x = 1,773,708.12 × 712,292.64 - Step 4: Simplify right side
1,285,252.41x = 1,263,399,239,384.24 - Step 5: Solve for x
x = 1,263,399,239,384.24/1,285,252.41 - Step 6: Final answer
x = 982,996.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.