Home / 534,019.82-736,823.48-316,118.75

Finding the Fourth Proportional to 534,019.82, 736,823.48 and 316,118.75

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Solution

The fourth proportional to 534,019.82, 736,823.48 and 316,118.75 is: 436,170.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,019.82 : 736,823.48 = 316,118.75 : x
  2. Step 2: Convert to fraction form
    534,019.82/736,823.48 = 316,118.75/x
  3. Step 3: Cross multiply
    534,019.82x = 736,823.48 × 316,118.75
  4. Step 4: Simplify right side
    534,019.82x = 232,923,712,203.54
  5. Step 5: Solve for x
    x = 232,923,712,203.54/534,019.82
  6. Step 6: Final answer
    x = 436,170.54

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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.