Home / 605,122.20-907,683.30-416,165.40

Finding the Fourth Proportional to 605,122.20, 907,683.30 and 416,165.40

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Solution

The fourth proportional to 605,122.20, 907,683.30 and 416,165.40 is: 624,248.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,122.20 : 907,683.30 = 416,165.40 : x
  2. Step 2: Convert to fraction form
    605,122.20/907,683.30 = 416,165.40/x
  3. Step 3: Cross multiply
    605,122.20x = 907,683.30 × 416,165.40
  4. Step 4: Simplify right side
    605,122.20x = 377,746,383,617.82
  5. Step 5: Solve for x
    x = 377,746,383,617.82/605,122.20
  6. Step 6: Final answer
    x = 624,248.10

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1.5x scale

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.