Finding the Fourth Proportional to 1,698,605.57, 2,344,140.36 and 973,593.20
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Solution
The fourth proportional to 1,698,605.57, 2,344,140.36 and 973,593.20 is: 1,343,595.68
Step by Step Solution
- Step 1: Write the proportion equation
1,698,605.57 : 2,344,140.36 = 973,593.20 : x - Step 2: Convert to fraction form
1,698,605.57/2,344,140.36 = 973,593.20/x - Step 3: Cross multiply
1,698,605.57x = 2,344,140.36 × 973,593.20 - Step 4: Simplify right side
1,698,605.57x = 2,282,239,114,341.55 - Step 5: Solve for x
x = 2,282,239,114,341.55/1,698,605.57 - Step 6: Final answer
x = 1,343,595.68
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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.