Finding the Fourth Proportional to 673,650.16, 929,637.08 and 371,844.08
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Solution
The fourth proportional to 673,650.16, 929,637.08 and 371,844.08 is: 513,144.75
Step by Step Solution
- Step 1: Write the proportion equation
673,650.16 : 929,637.08 = 371,844.08 : x - Step 2: Convert to fraction form
673,650.16/929,637.08 = 371,844.08/x - Step 3: Cross multiply
673,650.16x = 929,637.08 × 371,844.08 - Step 4: Simplify right side
673,650.16x = 345,680,044,746.49 - Step 5: Solve for x
x = 345,680,044,746.49/673,650.16 - Step 6: Final answer
x = 513,144.75
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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.