Finding the Fourth Proportional to 1,036,423.68, 1,430,245.72 and 583,714.68
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Solution
The fourth proportional to 1,036,423.68, 1,430,245.72 and 583,714.68 is: 805,515.58
Step by Step Solution
- Step 1: Write the proportion equation
1,036,423.68 : 1,430,245.72 = 583,714.68 : x - Step 2: Convert to fraction form
1,036,423.68/1,430,245.72 = 583,714.68/x - Step 3: Cross multiply
1,036,423.68x = 1,430,245.72 × 583,714.68 - Step 4: Simplify right side
1,036,423.68x = 834,855,422,771.17 - Step 5: Solve for x
x = 834,855,422,771.17/1,036,423.68 - Step 6: Final answer
x = 805,515.58
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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.