Finding the Fourth Proportional to 1,661,393.75, 2,292,931.95 and 973,328.12
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Solution
The fourth proportional to 1,661,393.75, 2,292,931.95 and 973,328.12 is: 1,343,315.00
Step by Step Solution
- Step 1: Write the proportion equation
1,661,393.75 : 2,292,931.95 = 973,328.12 : x - Step 2: Convert to fraction form
1,661,393.75/2,292,931.95 = 973,328.12/x - Step 3: Cross multiply
1,661,393.75x = 2,292,931.95 × 973,328.12 - Step 4: Simplify right side
1,661,393.75x = 2,231,775,132,716.77 - Step 5: Solve for x
x = 2,231,775,132,716.77/1,661,393.75 - Step 6: Final answer
x = 1,343,315.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.