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Finding the Fourth Proportional to 292,447.59, 403,580.43 and 171,590.91

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Solution

The fourth proportional to 292,447.59, 403,580.43 and 171,590.91 is: 236,797.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,447.59 : 403,580.43 = 171,590.91 : x
  2. Step 2: Convert to fraction form
    292,447.59/403,580.43 = 171,590.91/x
  3. Step 3: Cross multiply
    292,447.59x = 403,580.43 × 171,590.91
  4. Step 4: Simplify right side
    292,447.59x = 69,250,733,241.89
  5. Step 5: Solve for x
    x = 69,250,733,241.89/292,447.59
  6. Step 6: Final answer
    x = 236,797.07

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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.