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Finding the Fourth Proportional to 590,558.77, 885,979.26 and 191,199.98

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Solution

The fourth proportional to 590,558.77, 885,979.26 and 191,199.98 is: 286,845.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,558.77 : 885,979.26 = 191,199.98 : x
  2. Step 2: Convert to fraction form
    590,558.77/885,979.26 = 191,199.98/x
  3. Step 3: Cross multiply
    590,558.77x = 885,979.26 × 191,199.98
  4. Step 4: Simplify right side
    590,558.77x = 169,399,216,792.42
  5. Step 5: Solve for x
    x = 169,399,216,792.42/590,558.77
  6. Step 6: Final answer
    x = 286,845.65

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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.