Finding the Fourth Proportional to 2,073,655, 3,110,482.50 and 497,719
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Solution
The fourth proportional to 2,073,655, 3,110,482.50 and 497,719 is: 746,578.50
Step by Step Solution
- Step 1: Write the proportion equation
2,073,655 : 3,110,482.50 = 497,719 : x - Step 2: Convert to fraction form
2,073,655/3,110,482.50 = 497,719/x - Step 3: Cross multiply
2,073,655x = 3,110,482.50 × 497,719 - Step 4: Simplify right side
2,073,655x = 1,548,146,239,417.50 - Step 5: Solve for x
x = 1,548,146,239,417.50/2,073,655 - Step 6: Final answer
x = 746,578.50
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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.