Finding the Fourth Proportional to 583,626.88, 805,779.93 and 366,133.74
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Solution
The fourth proportional to 583,626.88, 805,779.93 and 366,133.74 is: 505,499.71
Step by Step Solution
- Step 1: Write the proportion equation
583,626.88 : 805,779.93 = 366,133.74 : x - Step 2: Convert to fraction form
583,626.88/805,779.93 = 366,133.74/x - Step 3: Cross multiply
583,626.88x = 805,779.93 × 366,133.74 - Step 4: Simplify right side
583,626.88x = 295,023,218,666.53 - Step 5: Solve for x
x = 295,023,218,666.53/583,626.88 - Step 6: Final answer
x = 505,499.71
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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.