Finding the Fourth Proportional to 1,357,910.01, 1,873,136.23 and 847,726.65
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Solution
The fourth proportional to 1,357,910.01, 1,873,136.23 and 847,726.65 is: 1,169,376.09
Step by Step Solution
- Step 1: Write the proportion equation
1,357,910.01 : 1,873,136.23 = 847,726.65 : x - Step 2: Convert to fraction form
1,357,910.01/1,873,136.23 = 847,726.65/x - Step 3: Cross multiply
1,357,910.01x = 1,873,136.23 × 847,726.65 - Step 4: Simplify right side
1,357,910.01x = 1,587,907,495,305.96 - Step 5: Solve for x
x = 1,587,907,495,305.96/1,357,910.01 - Step 6: Final answer
x = 1,169,376.09
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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.