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Finding the Fourth Proportional to 560,650.89, 773,676.57 and 306,002.08

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Solution

The fourth proportional to 560,650.89, 773,676.57 and 306,002.08 is: 422,271.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,650.89 : 773,676.57 = 306,002.08 : x
  2. Step 2: Convert to fraction form
    560,650.89/773,676.57 = 306,002.08/x
  3. Step 3: Cross multiply
    560,650.89x = 773,676.57 × 306,002.08
  4. Step 4: Simplify right side
    560,650.89x = 236,746,639,667.27
  5. Step 5: Solve for x
    x = 236,746,639,667.27/560,650.89
  6. Step 6: Final answer
    x = 422,271.05

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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.