Finding the Fourth Proportional to 935,831.08, 1,403,746.84 and 262,011.64
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Solution
The fourth proportional to 935,831.08, 1,403,746.84 and 262,011.64 is: 393,017.52
Step by Step Solution
- Step 1: Write the proportion equation
935,831.08 : 1,403,746.84 = 262,011.64 : x - Step 2: Convert to fraction form
935,831.08/1,403,746.84 = 262,011.64/x - Step 3: Cross multiply
935,831.08x = 1,403,746.84 × 262,011.64 - Step 4: Simplify right side
935,831.08x = 367,798,011,693.22 - Step 5: Solve for x
x = 367,798,011,693.22/935,831.08 - Step 6: Final answer
x = 393,017.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.