Home / 374,234.48-516,443.75-202,152.43

Finding the Fourth Proportional to 374,234.48, 516,443.75 and 202,152.43

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Solution

The fourth proportional to 374,234.48, 516,443.75 and 202,152.43 is: 278,970.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,234.48 : 516,443.75 = 202,152.43 : x
  2. Step 2: Convert to fraction form
    374,234.48/516,443.75 = 202,152.43/x
  3. Step 3: Cross multiply
    374,234.48x = 516,443.75 × 202,152.43
  4. Step 4: Simplify right side
    374,234.48x = 104,400,359,020.81
  5. Step 5: Solve for x
    x = 104,400,359,020.81/374,234.48
  6. Step 6: Final answer
    x = 278,970.44

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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.