Home / 982,535.20-1,473,802.80-510,143.20

Finding the Fourth Proportional to 982,535.20, 1,473,802.80 and 510,143.20

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Solution

The fourth proportional to 982,535.20, 1,473,802.80 and 510,143.20 is: 765,214.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,535.20 : 1,473,802.80 = 510,143.20 : x
  2. Step 2: Convert to fraction form
    982,535.20/1,473,802.80 = 510,143.20/x
  3. Step 3: Cross multiply
    982,535.20x = 1,473,802.80 × 510,143.20
  4. Step 4: Simplify right side
    982,535.20x = 751,850,476,560.96
  5. Step 5: Solve for x
    x = 751,850,476,560.96/982,535.20
  6. Step 6: Final answer
    x = 765,214.80

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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.