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Finding the Fourth Proportional to 605,814.30, 908,721.45 and 601,667.10

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Solution

The fourth proportional to 605,814.30, 908,721.45 and 601,667.10 is: 902,500.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,814.30 : 908,721.45 = 601,667.10 : x
  2. Step 2: Convert to fraction form
    605,814.30/908,721.45 = 601,667.10/x
  3. Step 3: Cross multiply
    605,814.30x = 908,721.45 × 601,667.10
  4. Step 4: Simplify right side
    605,814.30x = 546,747,799,529.30
  5. Step 5: Solve for x
    x = 546,747,799,529.30/605,814.30
  6. Step 6: Final answer
    x = 902,500.65

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Double scale
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Similar ratio
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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.