Home / 773,199.96-1,066,666.23-501,336.72

Finding the Fourth Proportional to 773,199.96, 1,066,666.23 and 501,336.72

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Solution

The fourth proportional to 773,199.96, 1,066,666.23 and 501,336.72 is: 691,617.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,199.96 : 1,066,666.23 = 501,336.72 : x
  2. Step 2: Convert to fraction form
    773,199.96/1,066,666.23 = 501,336.72/x
  3. Step 3: Cross multiply
    773,199.96x = 1,066,666.23 × 501,336.72
  4. Step 4: Simplify right side
    773,199.96x = 534,758,949,082.97
  5. Step 5: Solve for x
    x = 534,758,949,082.97/773,199.96
  6. Step 6: Final answer
    x = 691,617.92

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Double scale
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Similar ratio
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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.