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Finding the Fourth Proportional to 10,598.02, 15,893.36 and 5,330.99

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Solution

The fourth proportional to 10,598.02, 15,893.36 and 5,330.99 is: 7,994.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,598.02 : 15,893.36 = 5,330.99 : x
  2. Step 2: Convert to fraction form
    10,598.02/15,893.36 = 5,330.99/x
  3. Step 3: Cross multiply
    10,598.02x = 15,893.36 × 5,330.99
  4. Step 4: Simplify right side
    10,598.02x = 84,727,356.30
  5. Step 5: Solve for x
    x = 84,727,356.30/10,598.02
  6. Step 6: Final answer
    x = 7,994.64

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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.