Finding the Fourth Proportional to 575,201.25, 792,947.68 and 402,584.99
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Solution
The fourth proportional to 575,201.25, 792,947.68 and 402,584.99 is: 554,986.33
Step by Step Solution
- Step 1: Write the proportion equation
575,201.25 : 792,947.68 = 402,584.99 : x - Step 2: Convert to fraction form
575,201.25/792,947.68 = 402,584.99/x - Step 3: Cross multiply
575,201.25x = 792,947.68 × 402,584.99 - Step 4: Simplify right side
575,201.25x = 319,228,828,852.12 - Step 5: Solve for x
x = 319,228,828,852.12/575,201.25 - Step 6: Final answer
x = 554,986.33
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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.