Home / 482,524.47-723,789.45-127,534.74

Finding the Fourth Proportional to 482,524.47, 723,789.45 and 127,534.74

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Solution

The fourth proportional to 482,524.47, 723,789.45 and 127,534.74 is: 191,302.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,524.47 : 723,789.45 = 127,534.74 : x
  2. Step 2: Convert to fraction form
    482,524.47/723,789.45 = 127,534.74/x
  3. Step 3: Cross multiply
    482,524.47x = 723,789.45 × 127,534.74
  4. Step 4: Simplify right side
    482,524.47x = 92,308,299,320.49
  5. Step 5: Solve for x
    x = 92,308,299,320.49/482,524.47
  6. Step 6: Final answer
    x = 191,302.84

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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.