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Finding the Fourth Proportional to 514,573.50, 710,111.43 and 313,369.50

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Solution

The fourth proportional to 514,573.50, 710,111.43 and 313,369.50 is: 432,449.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,573.50 : 710,111.43 = 313,369.50 : x
  2. Step 2: Convert to fraction form
    514,573.50/710,111.43 = 313,369.50/x
  3. Step 3: Cross multiply
    514,573.50x = 710,111.43 × 313,369.50
  4. Step 4: Simplify right side
    514,573.50x = 222,527,263,763.39
  5. Step 5: Solve for x
    x = 222,527,263,763.39/514,573.50
  6. Step 6: Final answer
    x = 432,449.91

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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.