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Finding the Fourth Proportional to 590,473.43, 885,850.74 and 191,114.20

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Solution

The fourth proportional to 590,473.43, 885,850.74 and 191,114.20 is: 286,716.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,473.43 : 885,850.74 = 191,114.20 : x
  2. Step 2: Convert to fraction form
    590,473.43/885,850.74 = 191,114.20/x
  3. Step 3: Cross multiply
    590,473.43x = 885,850.74 × 191,114.20
  4. Step 4: Simplify right side
    590,473.43x = 169,298,655,494.51
  5. Step 5: Solve for x
    x = 169,298,655,494.51/590,473.43
  6. Step 6: Final answer
    x = 286,716.81

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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.