Finding the Fourth Proportional to 581,671.35, 872,526.47 and 160,911.99
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Solution
The fourth proportional to 581,671.35, 872,526.47 and 160,911.99 is: 241,373.36
Step by Step Solution
- Step 1: Write the proportion equation
581,671.35 : 872,526.47 = 160,911.99 : x - Step 2: Convert to fraction form
581,671.35/872,526.47 = 160,911.99/x - Step 3: Cross multiply
581,671.35x = 872,526.47 × 160,911.99 - Step 4: Simplify right side
581,671.35x = 140,399,969,810.82 - Step 5: Solve for x
x = 140,399,969,810.82/581,671.35 - Step 6: Final answer
x = 241,373.36
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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.