Home / 916,606.72-1,372,919.91-560,541.25

Finding the Fourth Proportional to 916,606.72, 1,372,919.91 and 560,541.25

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Solution

The fourth proportional to 916,606.72, 1,372,919.91 and 560,541.25 is: 839,594.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,606.72 : 1,372,919.91 = 560,541.25 : x
  2. Step 2: Convert to fraction form
    916,606.72/1,372,919.91 = 560,541.25/x
  3. Step 3: Cross multiply
    916,606.72x = 1,372,919.91 × 560,541.25
  4. Step 4: Simplify right side
    916,606.72x = 769,578,242,501.29
  5. Step 5: Solve for x
    x = 769,578,242,501.29/916,606.72
  6. Step 6: Final answer
    x = 839,594.81

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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.