Home / 374,234.13-516,443.32-202,152.10

Finding the Fourth Proportional to 374,234.13, 516,443.32 and 202,152.10

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Solution

The fourth proportional to 374,234.13, 516,443.32 and 202,152.10 is: 278,970.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,234.13 : 516,443.32 = 202,152.10 : x
  2. Step 2: Convert to fraction form
    374,234.13/516,443.32 = 202,152.10/x
  3. Step 3: Cross multiply
    374,234.13x = 516,443.32 × 202,152.10
  4. Step 4: Simplify right side
    374,234.13x = 104,400,099,872.48
  5. Step 5: Solve for x
    x = 104,400,099,872.48/374,234.13
  6. Step 6: Final answer
    x = 278,970.01

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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.