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Finding the Fourth Proportional to 301,295.68, 415,785.96 and 167,159.68

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Solution

The fourth proportional to 301,295.68, 415,785.96 and 167,159.68 is: 230,679.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,295.68 : 415,785.96 = 167,159.68 : x
  2. Step 2: Convert to fraction form
    301,295.68/415,785.96 = 167,159.68/x
  3. Step 3: Cross multiply
    301,295.68x = 415,785.96 × 167,159.68
  4. Step 4: Simplify right side
    301,295.68x = 69,502,648,022.09
  5. Step 5: Solve for x
    x = 69,502,648,022.09/301,295.68
  6. Step 6: Final answer
    x = 230,679.21

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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.