Home / 440,920.56-661,674.96-283,262.16

Finding the Fourth Proportional to 440,920.56, 661,674.96 and 283,262.16

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Solution

The fourth proportional to 440,920.56, 661,674.96 and 283,262.16 is: 425,082.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,920.56 : 661,674.96 = 283,262.16 : x
  2. Step 2: Convert to fraction form
    440,920.56/661,674.96 = 283,262.16/x
  3. Step 3: Cross multiply
    440,920.56x = 661,674.96 × 283,262.16
  4. Step 4: Simplify right side
    440,920.56x = 187,427,478,387.51
  5. Step 5: Solve for x
    x = 187,427,478,387.51/440,920.56
  6. Step 6: Final answer
    x = 425,082.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.