Home / 383,931.32-529,735.02-232,999.16

Finding the Fourth Proportional to 383,931.32, 529,735.02 and 232,999.16

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Solution

The fourth proportional to 383,931.32, 529,735.02 and 232,999.16 is: 321,484.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,931.32 : 529,735.02 = 232,999.16 : x
  2. Step 2: Convert to fraction form
    383,931.32/529,735.02 = 232,999.16/x
  3. Step 3: Cross multiply
    383,931.32x = 529,735.02 × 232,999.16
  4. Step 4: Simplify right side
    383,931.32x = 123,427,814,682.58
  5. Step 5: Solve for x
    x = 123,427,814,682.58/383,931.32
  6. Step 6: Final answer
    x = 321,484.10

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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.