Finding the Fourth Proportional to 1,113,257.25, 1,536,297.98 and 603,959.63
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Solution
The fourth proportional to 1,113,257.25, 1,536,297.98 and 603,959.63 is: 833,465.89
Step by Step Solution
- Step 1: Write the proportion equation
1,113,257.25 : 1,536,297.98 = 603,959.63 : x - Step 2: Convert to fraction form
1,113,257.25/1,536,297.98 = 603,959.63/x - Step 3: Cross multiply
1,113,257.25x = 1,536,297.98 × 603,959.63 - Step 4: Simplify right side
1,113,257.25x = 927,861,948,869.26 - Step 5: Solve for x
x = 927,861,948,869.26/1,113,257.25 - Step 6: Final answer
x = 833,465.89
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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.