Finding the Fourth Proportional to 968,632.48, 1,336,679.18 and 533,009.08
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Solution
The fourth proportional to 968,632.48, 1,336,679.18 and 533,009.08 is: 735,534.02
Step by Step Solution
- Step 1: Write the proportion equation
968,632.48 : 1,336,679.18 = 533,009.08 : x - Step 2: Convert to fraction form
968,632.48/1,336,679.18 = 533,009.08/x - Step 3: Cross multiply
968,632.48x = 1,336,679.18 × 533,009.08 - Step 4: Simplify right side
968,632.48x = 712,462,139,986.95 - Step 5: Solve for x
x = 712,462,139,986.95/968,632.48 - Step 6: Final answer
x = 735,534.02
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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.