Home / 592,983.20-818,317.36-321,051.28

Finding the Fourth Proportional to 592,983.20, 818,317.36 and 321,051.28

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Solution

The fourth proportional to 592,983.20, 818,317.36 and 321,051.28 is: 443,051.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,983.20 : 818,317.36 = 321,051.28 : x
  2. Step 2: Convert to fraction form
    592,983.20/818,317.36 = 321,051.28/x
  3. Step 3: Cross multiply
    592,983.20x = 818,317.36 × 321,051.28
  4. Step 4: Simplify right side
    592,983.20x = 262,721,835,874.22
  5. Step 5: Solve for x
    x = 262,721,835,874.22/592,983.20
  6. Step 6: Final answer
    x = 443,051.06

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1.5x scale

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.