Finding the Fourth Proportional to 525,874.25, 725,691.08 and 296,444.99
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Solution
The fourth proportional to 525,874.25, 725,691.08 and 296,444.99 is: 409,085.41
Step by Step Solution
- Step 1: Write the proportion equation
525,874.25 : 725,691.08 = 296,444.99 : x - Step 2: Convert to fraction form
525,874.25/725,691.08 = 296,444.99/x - Step 3: Cross multiply
525,874.25x = 725,691.08 × 296,444.99 - Step 4: Simplify right side
525,874.25x = 215,127,483,471.46 - Step 5: Solve for x
x = 215,127,483,471.46/525,874.25 - Step 6: Final answer
x = 409,085.41
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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.