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Finding the Fourth Proportional to 291,500.02, 402,270.87 and 169,016.14

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Solution

The fourth proportional to 291,500.02, 402,270.87 and 169,016.14 is: 233,242.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,500.02 : 402,270.87 = 169,016.14 : x
  2. Step 2: Convert to fraction form
    291,500.02/402,270.87 = 169,016.14/x
  3. Step 3: Cross multiply
    291,500.02x = 402,270.87 × 169,016.14
  4. Step 4: Simplify right side
    291,500.02x = 67,990,269,681.84
  5. Step 5: Solve for x
    x = 67,990,269,681.84/291,500.02
  6. Step 6: Final answer
    x = 233,242.76

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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.