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Finding the Fourth Proportional to 630,541.80, 945,812.70 and 593,677.80

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Solution

The fourth proportional to 630,541.80, 945,812.70 and 593,677.80 is: 890,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,541.80 : 945,812.70 = 593,677.80 : x
  2. Step 2: Convert to fraction form
    630,541.80/945,812.70 = 593,677.80/x
  3. Step 3: Cross multiply
    630,541.80x = 945,812.70 × 593,677.80
  4. Step 4: Simplify right side
    630,541.80x = 561,508,002,948.06
  5. Step 5: Solve for x
    x = 561,508,002,948.06/630,541.80
  6. Step 6: Final answer
    x = 890,516.70

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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.