Home / 463,263.06-639,313.85-259,308.91

Finding the Fourth Proportional to 463,263.06, 639,313.85 and 259,308.91

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Solution

The fourth proportional to 463,263.06, 639,313.85 and 259,308.91 is: 357,852.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,263.06 : 639,313.85 = 259,308.91 : x
  2. Step 2: Convert to fraction form
    463,263.06/639,313.85 = 259,308.91/x
  3. Step 3: Cross multiply
    463,263.06x = 639,313.85 × 259,308.91
  4. Step 4: Simplify right side
    463,263.06x = 165,779,777,591.40
  5. Step 5: Solve for x
    x = 165,779,777,591.40/463,263.06
  6. Step 6: Final answer
    x = 357,852.36

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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.