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Finding the Fourth Proportional to 362,802.60, 500,646.15 and 201,652.11

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Solution

The fourth proportional to 362,802.60, 500,646.15 and 201,652.11 is: 278,268.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,802.60 : 500,646.15 = 201,652.11 : x
  2. Step 2: Convert to fraction form
    362,802.60/500,646.15 = 201,652.11/x
  3. Step 3: Cross multiply
    362,802.60x = 500,646.15 × 201,652.11
  4. Step 4: Simplify right side
    362,802.60x = 100,956,352,510.88
  5. Step 5: Solve for x
    x = 100,956,352,510.88/362,802.60
  6. Step 6: Final answer
    x = 278,268.00

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Why These Related Problems?

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