Home / 428,418.59-591,217.61-237,444.26

Finding the Fourth Proportional to 428,418.59, 591,217.61 and 237,444.26

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Solution

The fourth proportional to 428,418.59, 591,217.61 and 237,444.26 is: 327,673.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,418.59 : 591,217.61 = 237,444.26 : x
  2. Step 2: Convert to fraction form
    428,418.59/591,217.61 = 237,444.26/x
  3. Step 3: Cross multiply
    428,418.59x = 591,217.61 × 237,444.26
  4. Step 4: Simplify right side
    428,418.59x = 140,381,223,762.11
  5. Step 5: Solve for x
    x = 140,381,223,762.11/428,418.59
  6. Step 6: Final answer
    x = 327,673.05

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1.5x scale

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.