Finding the Fourth Proportional to 1,125,823.36, 1,553,582.64 and 616,528.48
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Solution
The fourth proportional to 1,125,823.36, 1,553,582.64 and 616,528.48 is: 850,779.95
Step by Step Solution
- Step 1: Write the proportion equation
1,125,823.36 : 1,553,582.64 = 616,528.48 : x - Step 2: Convert to fraction form
1,125,823.36/1,553,582.64 = 616,528.48/x - Step 3: Cross multiply
1,125,823.36x = 1,553,582.64 × 616,528.48 - Step 4: Simplify right side
1,125,823.36x = 957,827,943,593.59 - Step 5: Solve for x
x = 957,827,943,593.59/1,125,823.36 - Step 6: Final answer
x = 850,779.95
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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.