Finding the Fourth Proportional to 452,785.24, 679,201.11 and 115,828.81
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Solution
The fourth proportional to 452,785.24, 679,201.11 and 115,828.81 is: 173,749.16
Step by Step Solution
- Step 1: Write the proportion equation
452,785.24 : 679,201.11 = 115,828.81 : x - Step 2: Convert to fraction form
452,785.24/679,201.11 = 115,828.81/x - Step 3: Cross multiply
452,785.24x = 679,201.11 × 115,828.81 - Step 4: Simplify right side
452,785.24x = 78,671,052,925.97 - Step 5: Solve for x
x = 78,671,052,925.97/452,785.24 - Step 6: Final answer
x = 173,749.16
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.