Finding the Fourth Proportional to 940,031.63, 1,297,245.26 and 537,623.63
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Solution
The fourth proportional to 940,031.63, 1,297,245.26 and 537,623.63 is: 741,921.53
Step by Step Solution
- Step 1: Write the proportion equation
940,031.63 : 1,297,245.26 = 537,623.63 : x - Step 2: Convert to fraction form
940,031.63/1,297,245.26 = 537,623.63/x - Step 3: Cross multiply
940,031.63x = 1,297,245.26 × 537,623.63 - Step 4: Simplify right side
940,031.63x = 697,429,705,681.49 - Step 5: Solve for x
x = 697,429,705,681.49/940,031.63 - Step 6: Final answer
x = 741,921.53
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1.5x scale
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.