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Finding the Fourth Proportional to 9,602.30, 13,252.31 and 5,354.05

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Solution

The fourth proportional to 9,602.30, 13,252.31 and 5,354.05 is: 7,389.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,602.30 : 13,252.31 = 5,354.05 : x
  2. Step 2: Convert to fraction form
    9,602.30/13,252.31 = 5,354.05/x
  3. Step 3: Cross multiply
    9,602.30x = 13,252.31 × 5,354.05
  4. Step 4: Simplify right side
    9,602.30x = 70,953,515.38
  5. Step 5: Solve for x
    x = 70,953,515.38/9,602.30
  6. Step 6: Final answer
    x = 7,389.22

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1.5x scale

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.