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Finding the Fourth Proportional to 514,400.00, 771,600.08 and 214,717.10

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Solution

The fourth proportional to 514,400.00, 771,600.08 and 214,717.10 is: 322,075.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,400.00 : 771,600.08 = 214,717.10 : x
  2. Step 2: Convert to fraction form
    514,400.00/771,600.08 = 214,717.10/x
  3. Step 3: Cross multiply
    514,400.00x = 771,600.08 × 214,717.10
  4. Step 4: Simplify right side
    514,400.00x = 165,675,729,994.72
  5. Step 5: Solve for x
    x = 165,675,729,994.72/514,400.00
  6. Step 6: Final answer
    x = 322,075.68

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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.