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Finding the Fourth Proportional to 340,908.89, 470,457.32 and 187,952.50

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Solution

The fourth proportional to 340,908.89, 470,457.32 and 187,952.50 is: 259,376.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,908.89 : 470,457.32 = 187,952.50 : x
  2. Step 2: Convert to fraction form
    340,908.89/470,457.32 = 187,952.50/x
  3. Step 3: Cross multiply
    340,908.89x = 470,457.32 × 187,952.50
  4. Step 4: Simplify right side
    340,908.89x = 88,423,629,085.61
  5. Step 5: Solve for x
    x = 88,423,629,085.61/340,908.89
  6. Step 6: Final answer
    x = 259,376.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.