Home / 558,525.44-837,788.12-258,966.56

Finding the Fourth Proportional to 558,525.44, 837,788.12 and 258,966.56

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Solution

The fourth proportional to 558,525.44, 837,788.12 and 258,966.56 is: 388,449.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,525.44 : 837,788.12 = 258,966.56 : x
  2. Step 2: Convert to fraction form
    558,525.44/837,788.12 = 258,966.56/x
  3. Step 3: Cross multiply
    558,525.44x = 837,788.12 × 258,966.56
  4. Step 4: Simplify right side
    558,525.44x = 216,959,107,445.27
  5. Step 5: Solve for x
    x = 216,959,107,445.27/558,525.44
  6. Step 6: Final answer
    x = 388,449.82

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.