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Finding the Fourth Proportional to 583,554.86, 875,332.30 and 450,629

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Solution

The fourth proportional to 583,554.86, 875,332.30 and 450,629 is: 675,943.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,554.86 : 875,332.30 = 450,629 : x
  2. Step 2: Convert to fraction form
    583,554.86/875,332.30 = 450,629/x
  3. Step 3: Cross multiply
    583,554.86x = 875,332.30 × 450,629
  4. Step 4: Simplify right side
    583,554.86x = 394,450,119,016.70
  5. Step 5: Solve for x
    x = 394,450,119,016.70/583,554.86
  6. Step 6: Final answer
    x = 675,943.51

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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.