Finding the Fourth Proportional to 475,624,201.60, 713,436,302.40 and 475,624,201.60
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Solution
The fourth proportional to 475,624,201.60, 713,436,302.40 and 475,624,201.60 is: 713,436,302.40
Step by Step Solution
- Step 1: Write the proportion equation
475,624,201.60 : 713,436,302.40 = 475,624,201.60 : x - Step 2: Convert to fraction form
475,624,201.60/713,436,302.40 = 475,624,201.60/x - Step 3: Cross multiply
475,624,201.60x = 713,436,302.40 × 475,624,201.60 - Step 4: Simplify right side
475,624,201.60x = 339,327,571,721,456,192 - Step 5: Solve for x
x = 339,327,571,721,456,192/475,624,201.60 - Step 6: Final answer
x = 713,436,302.40
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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.