Home / 761,446.38-1,141,365.80-255,527.66

Finding the Fourth Proportional to 761,446.38, 1,141,365.80 and 255,527.66

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Solution

The fourth proportional to 761,446.38, 1,141,365.80 and 255,527.66 is: 383,021.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,446.38 : 1,141,365.80 = 255,527.66 : x
  2. Step 2: Convert to fraction form
    761,446.38/1,141,365.80 = 255,527.66/x
  3. Step 3: Cross multiply
    761,446.38x = 1,141,365.80 × 255,527.66
  4. Step 4: Simplify right side
    761,446.38x = 291,650,532,078.03
  5. Step 5: Solve for x
    x = 291,650,532,078.03/761,446.38
  6. Step 6: Final answer
    x = 383,021.76

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1.5x scale

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.