Finding the Fourth Proportional to 1,033,572.87, 1,426,009.99 and 603,542.79
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Solution
The fourth proportional to 1,033,572.87, 1,426,009.99 and 603,542.79 is: 832,701.86
Step by Step Solution
- Step 1: Write the proportion equation
1,033,572.87 : 1,426,009.99 = 603,542.79 : x - Step 2: Convert to fraction form
1,033,572.87/1,426,009.99 = 603,542.79/x - Step 3: Cross multiply
1,033,572.87x = 1,426,009.99 × 603,542.79 - Step 4: Simplify right side
1,033,572.87x = 860,658,047,932.47 - Step 5: Solve for x
x = 860,658,047,932.47/1,033,572.87 - Step 6: Final answer
x = 832,701.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.