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Finding the Fourth Proportional to 301,586.59, 416,196.47 and 172,537.18

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Solution

The fourth proportional to 301,586.59, 416,196.47 and 172,537.18 is: 238,105.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,586.59 : 416,196.47 = 172,537.18 : x
  2. Step 2: Convert to fraction form
    301,586.59/416,196.47 = 172,537.18/x
  3. Step 3: Cross multiply
    301,586.59x = 416,196.47 × 172,537.18
  4. Step 4: Simplify right side
    301,586.59x = 71,809,365,259.75
  5. Step 5: Solve for x
    x = 71,809,365,259.75/301,586.59
  6. Step 6: Final answer
    x = 238,105.30

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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.