Home / 428,079.85-590,742.95-237,089.14

Finding the Fourth Proportional to 428,079.85, 590,742.95 and 237,089.14

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Solution

The fourth proportional to 428,079.85, 590,742.95 and 237,089.14 is: 327,179.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,079.85 : 590,742.95 = 237,089.14 : x
  2. Step 2: Convert to fraction form
    428,079.85/590,742.95 = 237,089.14/x
  3. Step 3: Cross multiply
    428,079.85x = 590,742.95 × 237,089.14
  4. Step 4: Simplify right side
    428,079.85x = 140,058,735,314.26
  5. Step 5: Solve for x
    x = 140,058,735,314.26/428,079.85
  6. Step 6: Final answer
    x = 327,179.00

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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.