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Finding the Fourth Proportional to 650,820.80, 975,194.40 and 482,859.20

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Solution

The fourth proportional to 650,820.80, 975,194.40 and 482,859.20 is: 723,519.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,820.80 : 975,194.40 = 482,859.20 : x
  2. Step 2: Convert to fraction form
    650,820.80/975,194.40 = 482,859.20/x
  3. Step 3: Cross multiply
    650,820.80x = 975,194.40 × 482,859.20
  4. Step 4: Simplify right side
    650,820.80x = 470,881,587,828.48
  5. Step 5: Solve for x
    x = 470,881,587,828.48/650,820.80
  6. Step 6: Final answer
    x = 723,519.57

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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.