Finding the Fourth Proportional to 3,750,132.99, 5,175,185.01 and 2,031,248.19
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Solution
The fourth proportional to 3,750,132.99, 5,175,185.01 and 2,031,248.19 is: 2,803,123.31
Step by Step Solution
- Step 1: Write the proportion equation
3,750,132.99 : 5,175,185.01 = 2,031,248.19 : x - Step 2: Convert to fraction form
3,750,132.99/5,175,185.01 = 2,031,248.19/x - Step 3: Cross multiply
3,750,132.99x = 5,175,185.01 × 2,031,248.19 - Step 4: Simplify right side
3,750,132.99x = 10,512,085,184,477.63 - Step 5: Solve for x
x = 10,512,085,184,477.63/3,750,132.99 - Step 6: Final answer
x = 2,803,123.31
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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.