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Finding the Fourth Proportional to 46,628, 70,002.96 and 27,687.20

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Solution

The fourth proportional to 46,628, 70,002.96 and 27,687.20 is: 41,567.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,628 : 70,002.96 = 27,687.20 : x
  2. Step 2: Convert to fraction form
    46,628/70,002.96 = 27,687.20/x
  3. Step 3: Cross multiply
    46,628x = 70,002.96 × 27,687.20
  4. Step 4: Simplify right side
    46,628x = 1,938,185,954.11
  5. Step 5: Solve for x
    x = 1,938,185,954.11/46,628
  6. Step 6: Final answer
    x = 41,567.00

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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.