Finding the Fourth Proportional to 1,234,508.01, 1,704,203.55 and 928,701.09
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Solution
The fourth proportional to 1,234,508.01, 1,704,203.55 and 928,701.09 is: 1,282,045.71
Step by Step Solution
- Step 1: Write the proportion equation
1,234,508.01 : 1,704,203.55 = 928,701.09 : x - Step 2: Convert to fraction form
1,234,508.01/1,704,203.55 = 928,701.09/x - Step 3: Cross multiply
1,234,508.01x = 1,704,203.55 × 928,701.09 - Step 4: Simplify right side
1,234,508.01x = 1,582,695,694,466.87 - Step 5: Solve for x
x = 1,582,695,694,466.87/1,234,508.01 - Step 6: Final answer
x = 1,282,045.71
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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.