Finding the Fourth Proportional to 295,235,921.70, 442,853,882.55 and 295,235,921.70
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Solution
The fourth proportional to 295,235,921.70, 442,853,882.55 and 295,235,921.70 is: 442,853,882.55
Step by Step Solution
- Step 1: Write the proportion equation
295,235,921.70 : 442,853,882.55 = 295,235,921.70 : x - Step 2: Convert to fraction form
295,235,921.70/442,853,882.55 = 295,235,921.70/x - Step 3: Cross multiply
295,235,921.70x = 442,853,882.55 × 295,235,921.70 - Step 4: Simplify right side
295,235,921.70x = 130,746,374,193,072,800 - Step 5: Solve for x
x = 130,746,374,193,072,800/295,235,921.70 - Step 6: Final answer
x = 442,853,882.55
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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.