Home / 454,528.90-681,994.17-238,336

Finding the Fourth Proportional to 454,528.90, 681,994.17 and 238,336

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Solution

The fourth proportional to 454,528.90, 681,994.17 and 238,336 is: 357,609.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,528.90 : 681,994.17 = 238,336 : x
  2. Step 2: Convert to fraction form
    454,528.90/681,994.17 = 238,336/x
  3. Step 3: Cross multiply
    454,528.90x = 681,994.17 × 238,336
  4. Step 4: Simplify right side
    454,528.90x = 162,543,762,501.12
  5. Step 5: Solve for x
    x = 162,543,762,501.12/454,528.90
  6. Step 6: Final answer
    x = 357,609.30

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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.