Finding the Fourth Proportional to 704,779.50, 973,403.01 and 464,137.68
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Solution
The fourth proportional to 704,779.50, 973,403.01 and 464,137.68 is: 641,041.65
Step by Step Solution
- Step 1: Write the proportion equation
704,779.50 : 973,403.01 = 464,137.68 : x - Step 2: Convert to fraction form
704,779.50/973,403.01 = 464,137.68/x - Step 3: Cross multiply
704,779.50x = 973,403.01 × 464,137.68 - Step 4: Simplify right side
704,779.50x = 451,793,014,766.42 - Step 5: Solve for x
x = 451,793,014,766.42/704,779.50 - Step 6: Final answer
x = 641,041.65
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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.