Finding the Fourth Proportional to 5,058,943.04, 7,587,855.60 and 1,272,427.36
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Solution
The fourth proportional to 5,058,943.04, 7,587,855.60 and 1,272,427.36 is: 1,908,500.45
Step by Step Solution
- Step 1: Write the proportion equation
5,058,943.04 : 7,587,855.60 = 1,272,427.36 : x - Step 2: Convert to fraction form
5,058,943.04/7,587,855.60 = 1,272,427.36/x - Step 3: Cross multiply
5,058,943.04x = 7,587,855.60 × 1,272,427.36 - Step 4: Simplify right side
5,058,943.04x = 9,654,995,069,169.22 - Step 5: Solve for x
x = 9,654,995,069,169.22/5,058,943.04 - Step 6: Final answer
x = 1,908,500.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.