Home / 516,885.02-713,196.77-301,983.58

Finding the Fourth Proportional to 516,885.02, 713,196.77 and 301,983.58

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Solution

The fourth proportional to 516,885.02, 713,196.77 and 301,983.58 is: 416,676.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,885.02 : 713,196.77 = 301,983.58 : x
  2. Step 2: Convert to fraction form
    516,885.02/713,196.77 = 301,983.58/x
  3. Step 3: Cross multiply
    516,885.02x = 713,196.77 × 301,983.58
  4. Step 4: Simplify right side
    516,885.02x = 215,373,713,849.04
  5. Step 5: Solve for x
    x = 215,373,713,849.04/516,885.02
  6. Step 6: Final answer
    x = 416,676.25

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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.