Home / 885,985.24-1,224,258.96-630,893.56

Finding the Fourth Proportional to 885,985.24, 1,224,258.96 and 630,893.56

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Solution

The fourth proportional to 885,985.24, 1,224,258.96 and 630,893.56 is: 871,771.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,985.24 : 1,224,258.96 = 630,893.56 : x
  2. Step 2: Convert to fraction form
    885,985.24/1,224,258.96 = 630,893.56/x
  3. Step 3: Cross multiply
    885,985.24x = 1,224,258.96 × 630,893.56
  4. Step 4: Simplify right side
    885,985.24x = 772,377,093,636.30
  5. Step 5: Solve for x
    x = 772,377,093,636.30/885,985.24
  6. Step 6: Final answer
    x = 871,771.97

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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.