Finding the Fourth Proportional to 586,221.68, 879,261.24 and 249,397.76
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Solution
The fourth proportional to 586,221.68, 879,261.24 and 249,397.76 is: 374,066.32
Step by Step Solution
- Step 1: Write the proportion equation
586,221.68 : 879,261.24 = 249,397.76 : x - Step 2: Convert to fraction form
586,221.68/879,261.24 = 249,397.76/x - Step 3: Cross multiply
586,221.68x = 879,261.24 × 249,397.76 - Step 4: Simplify right side
586,221.68x = 219,285,783,710.82 - Step 5: Solve for x
x = 219,285,783,710.82/586,221.68 - Step 6: Final answer
x = 374,066.32
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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.