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Finding the Fourth Proportional to 605,588.40, 908,054.55 and 250,200.90

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Solution

The fourth proportional to 605,588.40, 908,054.55 and 250,200.90 is: 375,165.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,588.40 : 908,054.55 = 250,200.90 : x
  2. Step 2: Convert to fraction form
    605,588.40/908,054.55 = 250,200.90/x
  3. Step 3: Cross multiply
    605,588.40x = 908,054.55 × 250,200.90
  4. Step 4: Simplify right side
    605,588.40x = 227,196,065,659.10
  5. Step 5: Solve for x
    x = 227,196,065,659.10/605,588.40
  6. Step 6: Final answer
    x = 375,165.82

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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.