Finding the Fourth Proportional to 1,031,880.48, 1,423,917 and 579,084
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Solution
The fourth proportional to 1,031,880.48, 1,423,917 and 579,084 is: 799,092.11
Step by Step Solution
- Step 1: Write the proportion equation
1,031,880.48 : 1,423,917 = 579,084 : x - Step 2: Convert to fraction form
1,031,880.48/1,423,917 = 579,084/x - Step 3: Cross multiply
1,031,880.48x = 1,423,917 × 579,084 - Step 4: Simplify right side
1,031,880.48x = 824,567,552,028 - Step 5: Solve for x
x = 824,567,552,028/1,031,880.48 - Step 6: Final answer
x = 799,092.11
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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.