Home / 428,319.66-591,084.63-237,336.24

Finding the Fourth Proportional to 428,319.66, 591,084.63 and 237,336.24

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Solution

The fourth proportional to 428,319.66, 591,084.63 and 237,336.24 is: 327,525.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,319.66 : 591,084.63 = 237,336.24 : x
  2. Step 2: Convert to fraction form
    428,319.66/591,084.63 = 237,336.24/x
  3. Step 3: Cross multiply
    428,319.66x = 591,084.63 × 237,336.24
  4. Step 4: Simplify right side
    428,319.66x = 140,285,803,605.99
  5. Step 5: Solve for x
    x = 140,285,803,605.99/428,319.66
  6. Step 6: Final answer
    x = 327,525.95

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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.