Finding the Fourth Proportional to 473,808.06, 653,855.18 and 258,948.06
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Solution
The fourth proportional to 473,808.06, 653,855.18 and 258,948.06 is: 357,348.35
Step by Step Solution
- Step 1: Write the proportion equation
473,808.06 : 653,855.18 = 258,948.06 : x - Step 2: Convert to fraction form
473,808.06/653,855.18 = 258,948.06/x - Step 3: Cross multiply
473,808.06x = 653,855.18 × 258,948.06 - Step 4: Simplify right side
473,808.06x = 169,314,529,087.21 - Step 5: Solve for x
x = 169,314,529,087.21/473,808.06 - Step 6: Final answer
x = 357,348.35
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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.