Finding the Fourth Proportional to 476,486,335.80, 714,729,503.70 and 476,486,335.80
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Solution
The fourth proportional to 476,486,335.80, 714,729,503.70 and 476,486,335.80 is: 714,729,503.70
Step by Step Solution
- Step 1: Write the proportion equation
476,486,335.80 : 714,729,503.70 = 476,486,335.80 : x - Step 2: Convert to fraction form
476,486,335.80/714,729,503.70 = 476,486,335.80/x - Step 3: Cross multiply
476,486,335.80x = 714,729,503.70 × 476,486,335.80 - Step 4: Simplify right side
476,486,335.80x = 340,558,842,306,165,568 - Step 5: Solve for x
x = 340,558,842,306,165,568/476,486,335.80 - Step 6: Final answer
x = 714,729,503.70
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1.5x scale
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.