Home / 791,846.40-1,187,769.60-653,606.40

Finding the Fourth Proportional to 791,846.40, 1,187,769.60 and 653,606.40

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Solution

The fourth proportional to 791,846.40, 1,187,769.60 and 653,606.40 is: 980,409.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,846.40 : 1,187,769.60 = 653,606.40 : x
  2. Step 2: Convert to fraction form
    791,846.40/1,187,769.60 = 653,606.40/x
  3. Step 3: Cross multiply
    791,846.40x = 1,187,769.60 × 653,606.40
  4. Step 4: Simplify right side
    791,846.40x = 776,333,812,285.44
  5. Step 5: Solve for x
    x = 776,333,812,285.44/791,846.40
  6. Step 6: Final answer
    x = 980,409.60

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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.