Finding the Fourth Proportional to 5,249,198.79, 7,243,894.35 and 2,834,750.79
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Solution
The fourth proportional to 5,249,198.79, 7,243,894.35 and 2,834,750.79 is: 3,911,956.10
Step by Step Solution
- Step 1: Write the proportion equation
5,249,198.79 : 7,243,894.35 = 2,834,750.79 : x - Step 2: Convert to fraction form
5,249,198.79/7,243,894.35 = 2,834,750.79/x - Step 3: Cross multiply
5,249,198.79x = 7,243,894.35 × 2,834,750.79 - Step 4: Simplify right side
5,249,198.79x = 20,534,635,231,339.04 - Step 5: Solve for x
x = 20,534,635,231,339.04/5,249,198.79 - Step 6: Final answer
x = 3,911,956.10
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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.