Finding the Fourth Proportional to 553,134.63, 829,700.79 and 174,088.49
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Solution
The fourth proportional to 553,134.63, 829,700.79 and 174,088.49 is: 261,132.37
Step by Step Solution
- Step 1: Write the proportion equation
553,134.63 : 829,700.79 = 174,088.49 : x - Step 2: Convert to fraction form
553,134.63/829,700.79 = 174,088.49/x - Step 3: Cross multiply
553,134.63x = 829,700.79 × 174,088.49 - Step 4: Simplify right side
553,134.63x = 144,441,356,210.56 - Step 5: Solve for x
x = 144,441,356,210.56/553,134.63 - Step 6: Final answer
x = 261,132.37
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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.