Home / 926,255.52-1,389,188.88-261,252

Finding the Fourth Proportional to 926,255.52, 1,389,188.88 and 261,252

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Solution

The fourth proportional to 926,255.52, 1,389,188.88 and 261,252 is: 391,823.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,255.52 : 1,389,188.88 = 261,252 : x
  2. Step 2: Convert to fraction form
    926,255.52/1,389,188.88 = 261,252/x
  3. Step 3: Cross multiply
    926,255.52x = 1,389,188.88 × 261,252
  4. Step 4: Simplify right side
    926,255.52x = 362,928,373,277.76
  5. Step 5: Solve for x
    x = 362,928,373,277.76/926,255.52
  6. Step 6: Final answer
    x = 391,823.17

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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.