Finding the Fourth Proportional to 1,697,278.34, 2,545,372.98 and 559,784.81
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Solution
The fourth proportional to 1,697,278.34, 2,545,372.98 and 559,784.81 is: 839,497.62
Step by Step Solution
- Step 1: Write the proportion equation
1,697,278.34 : 2,545,372.98 = 559,784.81 : x - Step 2: Convert to fraction form
1,697,278.34/2,545,372.98 = 559,784.81/x - Step 3: Cross multiply
1,697,278.34x = 2,545,372.98 × 559,784.81 - Step 4: Simplify right side
1,697,278.34x = 1,424,861,117,261.57 - Step 5: Solve for x
x = 1,424,861,117,261.57/1,697,278.34 - Step 6: Final answer
x = 839,497.62
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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.