Home / 656,453.06-984,678.78-235,729.34

Finding the Fourth Proportional to 656,453.06, 984,678.78 and 235,729.34

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Solution

The fourth proportional to 656,453.06, 984,678.78 and 235,729.34 is: 353,593.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,453.06 : 984,678.78 = 235,729.34 : x
  2. Step 2: Convert to fraction form
    656,453.06/984,678.78 = 235,729.34/x
  3. Step 3: Cross multiply
    656,453.06x = 984,678.78 × 235,729.34
  4. Step 4: Simplify right side
    656,453.06x = 232,117,678,921.41
  5. Step 5: Solve for x
    x = 232,117,678,921.41/656,453.06
  6. Step 6: Final answer
    x = 353,593.72

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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.