Finding the Fourth Proportional to 1,134,554.91, 1,565,677.88 and 625,257.75
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Solution
The fourth proportional to 1,134,554.91, 1,565,677.88 and 625,257.75 is: 862,851.34
Step by Step Solution
- Step 1: Write the proportion equation
1,134,554.91 : 1,565,677.88 = 625,257.75 : x - Step 2: Convert to fraction form
1,134,554.91/1,565,677.88 = 625,257.75/x - Step 3: Cross multiply
1,134,554.91x = 1,565,677.88 × 625,257.75 - Step 4: Simplify right side
1,134,554.91x = 978,952,225,347.28 - Step 5: Solve for x
x = 978,952,225,347.28/1,134,554.91 - Step 6: Final answer
x = 862,851.34
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1.5x scale
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.