Home / 474,385.56-654,660-259,527.12

Finding the Fourth Proportional to 474,385.56, 654,660 and 259,527.12

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Solution

The fourth proportional to 474,385.56, 654,660 and 259,527.12 is: 358,151.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,385.56 : 654,660 = 259,527.12 : x
  2. Step 2: Convert to fraction form
    474,385.56/654,660 = 259,527.12/x
  3. Step 3: Cross multiply
    474,385.56x = 654,660 × 259,527.12
  4. Step 4: Simplify right side
    474,385.56x = 169,902,024,379.20
  5. Step 5: Solve for x
    x = 169,902,024,379.20/474,385.56
  6. Step 6: Final answer
    x = 358,151.76

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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.