Finding the Fourth Proportional to 1,588,570.05, 2,192,248.86 and 863,417.55
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Solution
The fourth proportional to 1,588,570.05, 2,192,248.86 and 863,417.55 is: 1,191,528.28
Step by Step Solution
- Step 1: Write the proportion equation
1,588,570.05 : 2,192,248.86 = 863,417.55 : x - Step 2: Convert to fraction form
1,588,570.05/2,192,248.86 = 863,417.55/x - Step 3: Cross multiply
1,588,570.05x = 2,192,248.86 × 863,417.55 - Step 4: Simplify right side
1,588,570.05x = 1,892,826,139,691.49 - Step 5: Solve for x
x = 1,892,826,139,691.49/1,588,570.05 - Step 6: Final answer
x = 1,191,528.28
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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.