Home / 922,498.30-1,383,617.85-291,475.90

Finding the Fourth Proportional to 922,498.30, 1,383,617.85 and 291,475.90

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Solution

The fourth proportional to 922,498.30, 1,383,617.85 and 291,475.90 is: 437,172.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,498.30 : 1,383,617.85 = 291,475.90 : x
  2. Step 2: Convert to fraction form
    922,498.30/1,383,617.85 = 291,475.90/x
  3. Step 3: Cross multiply
    922,498.30x = 1,383,617.85 × 291,475.90
  4. Step 4: Simplify right side
    922,498.30x = 403,291,258,084.82
  5. Step 5: Solve for x
    x = 403,291,258,084.82/922,498.30
  6. Step 6: Final answer
    x = 437,172.90

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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.