Finding the Fourth Proportional to 1,474,404.42, 2,034,743.58 and 829,866.36
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Solution
The fourth proportional to 1,474,404.42, 2,034,743.58 and 829,866.36 is: 1,145,252.43
Step by Step Solution
- Step 1: Write the proportion equation
1,474,404.42 : 2,034,743.58 = 829,866.36 : x - Step 2: Convert to fraction form
1,474,404.42/2,034,743.58 = 829,866.36/x - Step 3: Cross multiply
1,474,404.42x = 2,034,743.58 × 829,866.36 - Step 4: Simplify right side
1,474,404.42x = 1,688,565,248,267.97 - Step 5: Solve for x
x = 1,688,565,248,267.97/1,474,404.42 - Step 6: Final answer
x = 1,145,252.43
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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.