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Finding the Fourth Proportional to 691,989.67, 954,583.14 and 601,141.69

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Solution

The fourth proportional to 691,989.67, 954,583.14 and 601,141.69 is: 829,260.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,989.67 : 954,583.14 = 601,141.69 : x
  2. Step 2: Convert to fraction form
    691,989.67/954,583.14 = 601,141.69/x
  3. Step 3: Cross multiply
    691,989.67x = 954,583.14 × 601,141.69
  4. Step 4: Simplify right side
    691,989.67x = 573,839,722,025.11
  5. Step 5: Solve for x
    x = 573,839,722,025.11/691,989.67
  6. Step 6: Final answer
    x = 829,260.53

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.