Finding the Fourth Proportional to 1,900,101.12, 2,850,289.92 and 637,918.08
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Solution
The fourth proportional to 1,900,101.12, 2,850,289.92 and 637,918.08 is: 956,923.53
Step by Step Solution
- Step 1: Write the proportion equation
1,900,101.12 : 2,850,289.92 = 637,918.08 : x - Step 2: Convert to fraction form
1,900,101.12/2,850,289.92 = 637,918.08/x - Step 3: Cross multiply
1,900,101.12x = 2,850,289.92 × 637,918.08 - Step 4: Simplify right side
1,900,101.12x = 1,818,251,473,209.75 - Step 5: Solve for x
x = 1,818,251,473,209.75/1,900,101.12 - Step 6: Final answer
x = 956,923.53
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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.