Home / 757,467-1,045,326.33-417,957.12

Finding the Fourth Proportional to 757,467, 1,045,326.33 and 417,957.12

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Solution

The fourth proportional to 757,467, 1,045,326.33 and 417,957.12 is: 576,792.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,467 : 1,045,326.33 = 417,957.12 : x
  2. Step 2: Convert to fraction form
    757,467/1,045,326.33 = 417,957.12/x
  3. Step 3: Cross multiply
    757,467x = 1,045,326.33 × 417,957.12
  4. Step 4: Simplify right side
    757,467x = 436,901,582,346.97
  5. Step 5: Solve for x
    x = 436,901,582,346.97/757,467
  6. Step 6: Final answer
    x = 576,792.89

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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.