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Finding the Fourth Proportional to 653,777.66, 980,676.32 and 248,992.24

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Solution

The fourth proportional to 653,777.66, 980,676.32 and 248,992.24 is: 373,492.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,777.66 : 980,676.32 = 248,992.24 : x
  2. Step 2: Convert to fraction form
    653,777.66/980,676.32 = 248,992.24/x
  3. Step 3: Cross multiply
    653,777.66x = 980,676.32 × 248,992.24
  4. Step 4: Simplify right side
    653,777.66x = 244,180,793,631.76
  5. Step 5: Solve for x
    x = 244,180,793,631.76/653,777.66
  6. Step 6: Final answer
    x = 373,492.10

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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.