Home / 656,315.07-984,617.06-200,909.93

Finding the Fourth Proportional to 656,315.07, 984,617.06 and 200,909.93

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Solution

The fourth proportional to 656,315.07, 984,617.06 and 200,909.93 is: 301,409.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,315.07 : 984,617.06 = 200,909.93 : x
  2. Step 2: Convert to fraction form
    656,315.07/984,617.06 = 200,909.93/x
  3. Step 3: Cross multiply
    656,315.07x = 984,617.06 × 200,909.93
  4. Step 4: Simplify right side
    656,315.07x = 197,819,338,673.77
  5. Step 5: Solve for x
    x = 197,819,338,673.77/656,315.07
  6. Step 6: Final answer
    x = 301,409.11

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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.