Home / 772,893.30-1,066,593.20-471,087.30

Finding the Fourth Proportional to 772,893.30, 1,066,593.20 and 471,087.30

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Solution

The fourth proportional to 772,893.30, 1,066,593.20 and 471,087.30 is: 650,100.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,893.30 : 1,066,593.20 = 471,087.30 : x
  2. Step 2: Convert to fraction form
    772,893.30/1,066,593.20 = 471,087.30/x
  3. Step 3: Cross multiply
    772,893.30x = 1,066,593.20 × 471,087.30
  4. Step 4: Simplify right side
    772,893.30x = 502,458,508,430.92
  5. Step 5: Solve for x
    x = 502,458,508,430.92/772,893.30
  6. Step 6: Final answer
    x = 650,100.74

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Double scale
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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.