Home / 656,424.52-984,636.70-157,788.52

Finding the Fourth Proportional to 656,424.52, 984,636.70 and 157,788.52

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Solution

The fourth proportional to 656,424.52, 984,636.70 and 157,788.52 is: 236,682.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,424.52 : 984,636.70 = 157,788.52 : x
  2. Step 2: Convert to fraction form
    656,424.52/984,636.70 = 157,788.52/x
  3. Step 3: Cross multiply
    656,424.52x = 984,636.70 × 157,788.52
  4. Step 4: Simplify right side
    656,424.52x = 155,364,367,630.68
  5. Step 5: Solve for x
    x = 155,364,367,630.68/656,424.52
  6. Step 6: Final answer
    x = 236,682.76

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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.