Finding the Fourth Proportional to 435,686.79, 652,973.50 and 351,486.66
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Solution
The fourth proportional to 435,686.79, 652,973.50 and 351,486.66 is: 526,780.89
Step by Step Solution
- Step 1: Write the proportion equation
435,686.79 : 652,973.50 = 351,486.66 : x - Step 2: Convert to fraction form
435,686.79/652,973.50 = 351,486.66/x - Step 3: Cross multiply
435,686.79x = 652,973.50 × 351,486.66 - Step 4: Simplify right side
435,686.79x = 229,511,472,826.08 - Step 5: Solve for x
x = 229,511,472,826.08/435,686.79 - Step 6: Final answer
x = 526,780.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.