Finding the Fourth Proportional to 4,648,656.76, 6,973,386.09 and 1,282,863.76
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Solution
The fourth proportional to 4,648,656.76, 6,973,386.09 and 1,282,863.76 is: 1,924,406.29
Step by Step Solution
- Step 1: Write the proportion equation
4,648,656.76 : 6,973,386.09 = 1,282,863.76 : x - Step 2: Convert to fraction form
4,648,656.76/6,973,386.09 = 1,282,863.76/x - Step 3: Cross multiply
4,648,656.76x = 6,973,386.09 × 1,282,863.76 - Step 4: Simplify right side
4,648,656.76x = 8,945,904,299,349.10 - Step 5: Solve for x
x = 8,945,904,299,349.10/4,648,656.76 - Step 6: Final answer
x = 1,924,406.29
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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.