Home / 928,719.48-1,281,646.44-541,524.36

Finding the Fourth Proportional to 928,719.48, 1,281,646.44 and 541,524.36

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Solution

The fourth proportional to 928,719.48, 1,281,646.44 and 541,524.36 is: 747,311.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,719.48 : 1,281,646.44 = 541,524.36 : x
  2. Step 2: Convert to fraction form
    928,719.48/1,281,646.44 = 541,524.36/x
  3. Step 3: Cross multiply
    928,719.48x = 1,281,646.44 × 541,524.36
  4. Step 4: Simplify right side
    928,719.48x = 694,042,768,167.28
  5. Step 5: Solve for x
    x = 694,042,768,167.28/928,719.48
  6. Step 6: Final answer
    x = 747,311.52

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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.