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Finding the Fourth Proportional to 28,463.00, 42,699.08 and 10,695.04

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Solution

The fourth proportional to 28,463.00, 42,699.08 and 10,695.04 is: 16,044.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,463.00 : 42,699.08 = 10,695.04 : x
  2. Step 2: Convert to fraction form
    28,463.00/42,699.08 = 10,695.04/x
  3. Step 3: Cross multiply
    28,463.00x = 42,699.08 × 10,695.04
  4. Step 4: Simplify right side
    28,463.00x = 456,668,288.55
  5. Step 5: Solve for x
    x = 456,668,288.55/28,463.00
  6. Step 6: Final answer
    x = 16,044.28

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1.5x scale

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.