Finding the Fourth Proportional to 5,553,130.42, 8,330,369.67 and 1,564,042.42
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Solution
The fourth proportional to 5,553,130.42, 8,330,369.67 and 1,564,042.42 is: 2,346,253.47
Step by Step Solution
- Step 1: Write the proportion equation
5,553,130.42 : 8,330,369.67 = 1,564,042.42 : x - Step 2: Convert to fraction form
5,553,130.42/8,330,369.67 = 1,564,042.42/x - Step 3: Cross multiply
5,553,130.42x = 8,330,369.67 × 1,564,042.42 - Step 4: Simplify right side
5,553,130.42x = 13,029,051,538,161.40 - Step 5: Solve for x
x = 13,029,051,538,161.40/5,553,130.42 - Step 6: Final answer
x = 2,346,253.47
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1.5x scale
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.