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Finding the Fourth Proportional to 233,505.30, 349,739.55 and 202,401.30

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Solution

The fourth proportional to 233,505.30, 349,739.55 and 202,401.30 is: 303,152.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,505.30 : 349,739.55 = 202,401.30 : x
  2. Step 2: Convert to fraction form
    233,505.30/349,739.55 = 202,401.30/x
  3. Step 3: Cross multiply
    233,505.30x = 349,739.55 × 202,401.30
  4. Step 4: Simplify right side
    233,505.30x = 70,787,739,581.42
  5. Step 5: Solve for x
    x = 70,787,739,581.42/233,505.30
  6. Step 6: Final answer
    x = 303,152.60

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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.