Home / 288,615.45-432,923.18-235,471.35

Finding the Fourth Proportional to 288,615.45, 432,923.18 and 235,471.35

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Solution

The fourth proportional to 288,615.45, 432,923.18 and 235,471.35 is: 353,207.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,615.45 : 432,923.18 = 235,471.35 : x
  2. Step 2: Convert to fraction form
    288,615.45/432,923.18 = 235,471.35/x
  3. Step 3: Cross multiply
    288,615.45x = 432,923.18 × 235,471.35
  4. Step 4: Simplify right side
    288,615.45x = 101,941,004,463.54
  5. Step 5: Solve for x
    x = 101,941,004,463.54/288,615.45
  6. Step 6: Final answer
    x = 353,207.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.