Finding the Fourth Proportional to 1,839,203.64, 2,759,064.12 and 640,953.90
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Solution
The fourth proportional to 1,839,203.64, 2,759,064.12 and 640,953.90 is: 961,520.99
Step by Step Solution
- Step 1: Write the proportion equation
1,839,203.64 : 2,759,064.12 = 640,953.90 : x - Step 2: Convert to fraction form
1,839,203.64/2,759,064.12 = 640,953.90/x - Step 3: Cross multiply
1,839,203.64x = 2,759,064.12 × 640,953.90 - Step 4: Simplify right side
1,839,203.64x = 1,768,432,908,064.07 - Step 5: Solve for x
x = 1,768,432,908,064.07/1,839,203.64 - Step 6: Final answer
x = 961,520.99
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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.