Home / 754,956.32-1,041,839.73-415,424.57

Finding the Fourth Proportional to 754,956.32, 1,041,839.73 and 415,424.57

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Solution

The fourth proportional to 754,956.32, 1,041,839.73 and 415,424.57 is: 573,285.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,956.32 : 1,041,839.73 = 415,424.57 : x
  2. Step 2: Convert to fraction form
    754,956.32/1,041,839.73 = 415,424.57/x
  3. Step 3: Cross multiply
    754,956.32x = 1,041,839.73 × 415,424.57
  4. Step 4: Simplify right side
    754,956.32x = 432,805,821,844.17
  5. Step 5: Solve for x
    x = 432,805,821,844.17/754,956.32
  6. Step 6: Final answer
    x = 573,285.91

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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.