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Finding the Fourth Proportional to 506,899.09, 699,676.55 and 292,182.67

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Solution

The fourth proportional to 506,899.09, 699,676.55 and 292,182.67 is: 403,301.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,899.09 : 699,676.55 = 292,182.67 : x
  2. Step 2: Convert to fraction form
    506,899.09/699,676.55 = 292,182.67/x
  3. Step 3: Cross multiply
    506,899.09x = 699,676.55 × 292,182.67
  4. Step 4: Simplify right side
    506,899.09x = 204,433,362,515.39
  5. Step 5: Solve for x
    x = 204,433,362,515.39/506,899.09
  6. Step 6: Final answer
    x = 403,301.89

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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.