Finding the Fourth Proportional to 302,525,828.46, 417,486,585.60 and 175,391,286.62
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Solution
The fourth proportional to 302,525,828.46, 417,486,585.60 and 175,391,286.62 is: 242,040,521.85
Step by Step Solution
- Step 1: Write the proportion equation
302,525,828.46 : 417,486,585.60 = 175,391,286.62 : x - Step 2: Convert to fraction form
302,525,828.46/417,486,585.60 = 175,391,286.62/x - Step 3: Cross multiply
302,525,828.46x = 417,486,585.60 × 175,391,286.62 - Step 4: Simplify right side
302,525,828.46x = 73,223,509,392,887,344 - Step 5: Solve for x
x = 73,223,509,392,887,344/302,525,828.46 - Step 6: Final answer
x = 242,040,521.85
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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.