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Finding the Fourth Proportional to 372,567.39, 514,143.06 and 202,801.50

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Solution

The fourth proportional to 372,567.39, 514,143.06 and 202,801.50 is: 279,866.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,567.39 : 514,143.06 = 202,801.50 : x
  2. Step 2: Convert to fraction form
    372,567.39/514,143.06 = 202,801.50/x
  3. Step 3: Cross multiply
    372,567.39x = 514,143.06 × 202,801.50
  4. Step 4: Simplify right side
    372,567.39x = 104,268,983,782.59
  5. Step 5: Solve for x
    x = 104,268,983,782.59/372,567.39
  6. Step 6: Final answer
    x = 279,866.10

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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.