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Finding the Fourth Proportional to 605,093.90, 907,640.85 and 589,541.90

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Solution

The fourth proportional to 605,093.90, 907,640.85 and 589,541.90 is: 884,312.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,093.90 : 907,640.85 = 589,541.90 : x
  2. Step 2: Convert to fraction form
    605,093.90/907,640.85 = 589,541.90/x
  3. Step 3: Cross multiply
    605,093.90x = 907,640.85 × 589,541.90
  4. Step 4: Simplify right side
    605,093.90x = 535,092,311,226.62
  5. Step 5: Solve for x
    x = 535,092,311,226.62/605,093.90
  6. Step 6: Final answer
    x = 884,312.85

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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.