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Finding the Fourth Proportional to 294,381.60, 406,223.45 and 167,057.19

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Solution

The fourth proportional to 294,381.60, 406,223.45 and 167,057.19 is: 230,525.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,381.60 : 406,223.45 = 167,057.19 : x
  2. Step 2: Convert to fraction form
    294,381.60/406,223.45 = 167,057.19/x
  3. Step 3: Cross multiply
    294,381.60x = 406,223.45 × 167,057.19
  4. Step 4: Simplify right side
    294,381.60x = 67,862,547,233.82
  5. Step 5: Solve for x
    x = 67,862,547,233.82/294,381.60
  6. Step 6: Final answer
    x = 230,525.78

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Double scale
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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.