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Finding the Fourth Proportional to 595,325.80, 821,535.78 and 340,733.80

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Solution

The fourth proportional to 595,325.80, 821,535.78 and 340,733.80 is: 470,204.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,325.80 : 821,535.78 = 340,733.80 : x
  2. Step 2: Convert to fraction form
    595,325.80/821,535.78 = 340,733.80/x
  3. Step 3: Cross multiply
    595,325.80x = 821,535.78 × 340,733.80
  4. Step 4: Simplify right side
    595,325.80x = 279,925,008,155.36
  5. Step 5: Solve for x
    x = 279,925,008,155.36/595,325.80
  6. Step 6: Final answer
    x = 470,204.73

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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.