Finding the Fourth Proportional to 936,492.24, 1,292,362.68 and 506,772.30
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Solution
The fourth proportional to 936,492.24, 1,292,362.68 and 506,772.30 is: 699,347.61
Step by Step Solution
- Step 1: Write the proportion equation
936,492.24 : 1,292,362.68 = 506,772.30 : x - Step 2: Convert to fraction form
936,492.24/1,292,362.68 = 506,772.30/x - Step 3: Cross multiply
936,492.24x = 1,292,362.68 × 506,772.30 - Step 4: Simplify right side
936,492.24x = 654,933,607,777.76 - Step 5: Solve for x
x = 654,933,607,777.76/936,492.24 - Step 6: Final answer
x = 699,347.61
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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.