Home / 761,659.57-1,049,323.68-531,852.86

Finding the Fourth Proportional to 761,659.57, 1,049,323.68 and 531,852.86

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Solution

The fourth proportional to 761,659.57, 1,049,323.68 and 531,852.86 is: 732,723.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,659.57 : 1,049,323.68 = 531,852.86 : x
  2. Step 2: Convert to fraction form
    761,659.57/1,049,323.68 = 531,852.86/x
  3. Step 3: Cross multiply
    761,659.57x = 1,049,323.68 × 531,852.86
  4. Step 4: Simplify right side
    761,659.57x = 558,085,800,956.52
  5. Step 5: Solve for x
    x = 558,085,800,956.52/761,659.57
  6. Step 6: Final answer
    x = 732,723.41

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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.