Finding the Fourth Proportional to 903,031.74, 1,354,773.60 and 637,311.24
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Solution
The fourth proportional to 903,031.74, 1,354,773.60 and 637,311.24 is: 956,126.35
Step by Step Solution
- Step 1: Write the proportion equation
903,031.74 : 1,354,773.60 = 637,311.24 : x - Step 2: Convert to fraction form
903,031.74/1,354,773.60 = 637,311.24/x - Step 3: Cross multiply
903,031.74x = 1,354,773.60 × 637,311.24 - Step 4: Simplify right side
903,031.74x = 863,412,442,935.26 - Step 5: Solve for x
x = 863,412,442,935.26/903,031.74 - Step 6: Final answer
x = 956,126.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.