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Finding the Fourth Proportional to 605,616.70, 908,425.05 and 593,175.10

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Solution

The fourth proportional to 605,616.70, 908,425.05 and 593,175.10 is: 889,762.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,616.70 : 908,425.05 = 593,175.10 : x
  2. Step 2: Convert to fraction form
    605,616.70/908,425.05 = 593,175.10/x
  3. Step 3: Cross multiply
    605,616.70x = 908,425.05 × 593,175.10
  4. Step 4: Simplify right side
    605,616.70x = 538,855,119,876.26
  5. Step 5: Solve for x
    x = 538,855,119,876.26/605,616.70
  6. Step 6: Final answer
    x = 889,762.65

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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.