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Finding the Fourth Proportional to 8,973.04, 13,460.16 and 2,399.08

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Solution

The fourth proportional to 8,973.04, 13,460.16 and 2,399.08 is: 3,598.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,973.04 : 13,460.16 = 2,399.08 : x
  2. Step 2: Convert to fraction form
    8,973.04/13,460.16 = 2,399.08/x
  3. Step 3: Cross multiply
    8,973.04x = 13,460.16 × 2,399.08
  4. Step 4: Simplify right side
    8,973.04x = 32,292,000.65
  5. Step 5: Solve for x
    x = 32,292,000.65/8,973.04
  6. Step 6: Final answer
    x = 3,598.78

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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.