Finding the Fourth Proportional to 1,641,772.33, 2,265,473.95 and 953,309.99
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Solution
The fourth proportional to 1,641,772.33, 2,265,473.95 and 953,309.99 is: 1,315,467.99
Step by Step Solution
- Step 1: Write the proportion equation
1,641,772.33 : 2,265,473.95 = 953,309.99 : x - Step 2: Convert to fraction form
1,641,772.33/2,265,473.95 = 953,309.99/x - Step 3: Cross multiply
1,641,772.33x = 2,265,473.95 × 953,309.99 - Step 4: Simplify right side
1,641,772.33x = 2,159,698,948,619.76 - Step 5: Solve for x
x = 2,159,698,948,619.76/1,641,772.33 - Step 6: Final answer
x = 1,315,467.99
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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.