Home / 945,372.56-1,304,715.18-578,064.96

Finding the Fourth Proportional to 945,372.56, 1,304,715.18 and 578,064.96

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Solution

The fourth proportional to 945,372.56, 1,304,715.18 and 578,064.96 is: 797,791.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,372.56 : 1,304,715.18 = 578,064.96 : x
  2. Step 2: Convert to fraction form
    945,372.56/1,304,715.18 = 578,064.96/x
  3. Step 3: Cross multiply
    945,372.56x = 1,304,715.18 × 578,064.96
  4. Step 4: Simplify right side
    945,372.56x = 754,210,128,338.09
  5. Step 5: Solve for x
    x = 754,210,128,338.09/945,372.56
  6. Step 6: Final answer
    x = 797,791.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.