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Finding the Fourth Proportional to 235,507.62, 353,261.52 and 58,018.08

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Solution

The fourth proportional to 235,507.62, 353,261.52 and 58,018.08 is: 87,027.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,507.62 : 353,261.52 = 58,018.08 : x
  2. Step 2: Convert to fraction form
    235,507.62/353,261.52 = 58,018.08/x
  3. Step 3: Cross multiply
    235,507.62x = 353,261.52 × 58,018.08
  4. Step 4: Simplify right side
    235,507.62x = 20,495,555,128.28
  5. Step 5: Solve for x
    x = 20,495,555,128.28/235,507.62
  6. Step 6: Final answer
    x = 87,027.14

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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.