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Finding the Fourth Proportional to 294,616.38, 406,573.38 and 167,294.64

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Solution

The fourth proportional to 294,616.38, 406,573.38 and 167,294.64 is: 230,868.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,616.38 : 406,573.38 = 167,294.64 : x
  2. Step 2: Convert to fraction form
    294,616.38/406,573.38 = 167,294.64/x
  3. Step 3: Cross multiply
    294,616.38x = 406,573.38 × 167,294.64
  4. Step 4: Simplify right side
    294,616.38x = 68,017,547,240.68
  5. Step 5: Solve for x
    x = 68,017,547,240.68/294,616.38
  6. Step 6: Final answer
    x = 230,868.18

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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.