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Finding the Fourth Proportional to 292,393.08, 403,505.76 and 171,536.43

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Solution

The fourth proportional to 292,393.08, 403,505.76 and 171,536.43 is: 236,722.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,393.08 : 403,505.76 = 171,536.43 : x
  2. Step 2: Convert to fraction form
    292,393.08/403,505.76 = 171,536.43/x
  3. Step 3: Cross multiply
    292,393.08x = 403,505.76 × 171,536.43
  4. Step 4: Simplify right side
    292,393.08x = 69,215,937,554.84
  5. Step 5: Solve for x
    x = 69,215,937,554.84/292,393.08
  6. Step 6: Final answer
    x = 236,722.22

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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.