Finding the Fourth Proportional to 5,854,005.98, 8,780,959.65 and 4,575,688.70
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Solution
The fourth proportional to 5,854,005.98, 8,780,959.65 and 4,575,688.70 is: 6,863,494.50
Step by Step Solution
- Step 1: Write the proportion equation
5,854,005.98 : 8,780,959.65 = 4,575,688.70 : x - Step 2: Convert to fraction form
5,854,005.98/8,780,959.65 = 4,575,688.70/x - Step 3: Cross multiply
5,854,005.98x = 8,780,959.65 × 4,575,688.70 - Step 4: Simplify right side
5,854,005.98x = 40,178,937,845,660.96 - Step 5: Solve for x
x = 40,178,937,845,660.96/5,854,005.98 - Step 6: Final answer
x = 6,863,494.50
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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.