Finding the Fourth Proportional to 536,824.14, 740,831.58 and 291,825.40
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Solution
The fourth proportional to 536,824.14, 740,831.58 and 291,825.40 is: 402,726.81
Step by Step Solution
- Step 1: Write the proportion equation
536,824.14 : 740,831.58 = 291,825.40 : x - Step 2: Convert to fraction form
536,824.14/740,831.58 = 291,825.40/x - Step 3: Cross multiply
536,824.14x = 740,831.58 × 291,825.40 - Step 4: Simplify right side
536,824.14x = 216,193,472,166.13 - Step 5: Solve for x
x = 216,193,472,166.13/536,824.14 - Step 6: Final answer
x = 402,726.81
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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.