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Finding the Fourth Proportional to 335,697.42, 463,360.28 and 219,427.79

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Solution

The fourth proportional to 335,697.42, 463,360.28 and 219,427.79 is: 302,874.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,697.42 : 463,360.28 = 219,427.79 : x
  2. Step 2: Convert to fraction form
    335,697.42/463,360.28 = 219,427.79/x
  3. Step 3: Cross multiply
    335,697.42x = 463,360.28 × 219,427.79
  4. Step 4: Simplify right side
    335,697.42x = 101,674,118,800.24
  5. Step 5: Solve for x
    x = 101,674,118,800.24/335,697.42
  6. Step 6: Final answer
    x = 302,874.29

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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.