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Finding the Fourth Proportional to 547,832.60, 822,593.70 and 299,000.60

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Solution

The fourth proportional to 547,832.60, 822,593.70 and 299,000.60 is: 448,961.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,832.60 : 822,593.70 = 299,000.60 : x
  2. Step 2: Convert to fraction form
    547,832.60/822,593.70 = 299,000.60/x
  3. Step 3: Cross multiply
    547,832.60x = 822,593.70 × 299,000.60
  4. Step 4: Simplify right side
    547,832.60x = 245,956,009,856.22
  5. Step 5: Solve for x
    x = 245,956,009,856.22/547,832.60
  6. Step 6: Final answer
    x = 448,961.98

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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.