Finding the Fourth Proportional to 1,653,394.33, 2,281,557.99 and 928,101.97
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Solution
The fourth proportional to 1,653,394.33, 2,281,557.99 and 928,101.97 is: 1,280,709.89
Step by Step Solution
- Step 1: Write the proportion equation
1,653,394.33 : 2,281,557.99 = 928,101.97 : x - Step 2: Convert to fraction form
1,653,394.33/2,281,557.99 = 928,101.97/x - Step 3: Cross multiply
1,653,394.33x = 2,281,557.99 × 928,101.97 - Step 4: Simplify right side
1,653,394.33x = 2,117,518,465,188.24 - Step 5: Solve for x
x = 2,117,518,465,188.24/1,653,394.33 - Step 6: Final answer
x = 1,280,709.89
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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.