Finding the Fourth Proportional to 1,056,125.99, 1,584,722.07 and 416,887.76
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Solution
The fourth proportional to 1,056,125.99, 1,584,722.07 and 416,887.76 is: 625,542.07
Step by Step Solution
- Step 1: Write the proportion equation
1,056,125.99 : 1,584,722.07 = 416,887.76 : x - Step 2: Convert to fraction form
1,056,125.99/1,584,722.07 = 416,887.76/x - Step 3: Cross multiply
1,056,125.99x = 1,584,722.07 × 416,887.76 - Step 4: Simplify right side
1,056,125.99x = 660,651,237,946.67 - Step 5: Solve for x
x = 660,651,237,946.67/1,056,125.99 - Step 6: Final answer
x = 625,542.07
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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.