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Finding the Fourth Proportional to 294,837.72, 406,886.94 and 167,534.88

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Solution

The fourth proportional to 294,837.72, 406,886.94 and 167,534.88 is: 231,204.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,837.72 : 406,886.94 = 167,534.88 : x
  2. Step 2: Convert to fraction form
    294,837.72/406,886.94 = 167,534.88/x
  3. Step 3: Cross multiply
    294,837.72x = 406,886.94 × 167,534.88
  4. Step 4: Simplify right side
    294,837.72x = 68,167,754,666.47
  5. Step 5: Solve for x
    x = 68,167,754,666.47/294,837.72
  6. Step 6: Final answer
    x = 231,204.32

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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.