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Finding the Fourth Proportional to 317,051.70, 475,577.55 and 106,667.70

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Solution

The fourth proportional to 317,051.70, 475,577.55 and 106,667.70 is: 160,001.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,051.70 : 475,577.55 = 106,667.70 : x
  2. Step 2: Convert to fraction form
    317,051.70/475,577.55 = 106,667.70/x
  3. Step 3: Cross multiply
    317,051.70x = 475,577.55 × 106,667.70
  4. Step 4: Simplify right side
    317,051.70x = 50,728,763,430.14
  5. Step 5: Solve for x
    x = 50,728,763,430.14/317,051.70
  6. Step 6: Final answer
    x = 160,001.55

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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.