Home / 928,174.84-1,392,263.47-254,262.06

Finding the Fourth Proportional to 928,174.84, 1,392,263.47 and 254,262.06

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Solution

The fourth proportional to 928,174.84, 1,392,263.47 and 254,262.06 is: 381,393.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,174.84 : 1,392,263.47 = 254,262.06 : x
  2. Step 2: Convert to fraction form
    928,174.84/1,392,263.47 = 254,262.06/x
  3. Step 3: Cross multiply
    928,174.84x = 1,392,263.47 × 254,262.06
  4. Step 4: Simplify right side
    928,174.84x = 353,999,780,154.30
  5. Step 5: Solve for x
    x = 353,999,780,154.30/928,174.84
  6. Step 6: Final answer
    x = 381,393.42

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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.